{"title":"Airsoft AEG Piston Heads","description":"\u003cp\u003eThe piston head seals against the cylinder as your AEG's piston moves forward, pushing air through the nozzle to fire the BB. A worn or poorly sealing piston head loses air, which means lower and less consistent FPS.\u003c\/p\u003e\n\u003cp\u003eChoose bearing, double O-ring, POM and silent piston heads from \u003ca href=\"https:\/\/www.socomtactical.net\/collections\/zci\"\u003eZCI\u003c\/a\u003e, \u003ca href=\"https:\/\/www.socomtactical.net\/collections\/rocket-airsoft\"\u003eRocket\u003c\/a\u003e, \u003ca href=\"https:\/\/www.socomtactical.net\/collections\/epes\"\u003eEPES\u003c\/a\u003e and FPS, plus AOE spacer pads for fine-tuning your gearbox.\u003c\/p\u003e","products":[{"product_id":"rocket-pom-piston-head-for-aeg-w-bearing","title":"Rocket POM Piston Head For AEG (w\/ Bearing)","description":"\u003ch1\u003eRocket POM Piston Head For AEG (w\/ Bearing)\u003c\/h1\u003e\nA high-quality piston head for your AEG. Made of polyoxymethylene with a bearing for reduced tension.\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n \t\u003cli\u003eBearing\u003c\/li\u003e\n \t\u003cli\u003ePolyoxymethylene construction\u003c\/li\u003e\n \t\u003cli\u003eVented head\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eYou may also like\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/rocket-steel-ball-bearing-spring-guide-for-ver-2-gearbox\"\u003eRocket ball bearing spring guide (V2)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/abbey-airsoft-gun-grease-lt2-50gm-jar\"\u003eAbbey gun grease LT2 (50g)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pistons-cylinders-and-heads\"\u003eAll pistons, cylinders and heads\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rocket Airsoft","offers":[{"title":"Default Title","offer_id":53849177588047,"sku":"PHPL01","price":8.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/rocket-pom-piston-head-for-aeg-w-bearing-rocket-airsoft.jpg?v=1756987834"},{"product_id":"zci-double-o-ring-aluminum-bearing-piston-head","title":"ZCI double o-ring aluminum bearing piston head","description":"ZCI double o-ring aluminum bearing piston head\r\n\r\nbearing piston head desighned with a double o-ring to maximise compression and sir seal in your gearbox. Standard size for most pistons.","brand":"ZCI","offers":[{"title":"Default Title","offer_id":53849269436751,"sku":"m-279c","price":9.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/zci-double-o-ring-aluminum-bearing-piston-head-zci.jpg?v=1756988844"},{"product_id":"zci-cnc-aluminium-piston-head-with-bearings","title":"ZCI CNC Aluminium piston head with bearings","description":"ZCI CNC Aluminium piston head with bearings\u003cbr\u003e\u003cbr\u003e\r\nSingle o-ring piston head made from aluminium. Ideal upgrade part for basic plastic piston heads.\u003cbr\u003e\u003cbr\u003e\r\nColours may vary","brand":"ZCI","offers":[{"title":"Default Title","offer_id":53849349751119,"sku":"m-73b","price":8.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/zci-cnc-aluminium-piston-head-with-bearings-zci.jpg?v=1756989565"},{"product_id":"maxx-model-cnc-aluminum-double-o-ring-ball-bearing-aeg-piston-he","title":"MAXX Model CNC Aluminum Double O-Ring Ball Bearing AEG Piston Head","description":"MAXX Model CNC Aluminum Double O-Ring Ball Bearing AEG Piston Head","brand":"MAXX Model","offers":[{"title":"Default Title","offer_id":53849520636239,"sku":"MX-PIS001PHS","price":20.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/maxx-model-cnc-aluminum-double-o-ring-ball-bearing-aeg-piston-head-maxx-model.jpg?v=1756991622"},{"product_id":"prometheus-pom-piston-head-for-scar-next-gen-recoil","title":"Prometheus POM  Piston head for Scar next gen recoil","description":"Prometheus POM  Piston head for Scar next gen recoil V4\/9 SCAR L \/ H  \u003cbr\u003e\r\n\r\n\r\nInfo below from Prometheus  (if it makes sense) \u003cbr\u003e\u003cbr\u003e\r\n\r\n\r\nAiming further for air supply efficiency and exhaust and operation efficiency during compression, it appeared in a new form superior in durability.\r\nMaterial is also rich in fatigue resistance, abrasion resistance friction, use excellent POM material with excellent self-lubricating performance.\r\nMoreover, equipped with a new thrust bearing which seemed to be difficult to mount in that space, we eliminate the yore during spring compression and maximize the performance.\u003cbr\u003e\r\nIt is an item that matches high cycle from low rate spring.","brand":"Prometheus","offers":[{"title":"Default Title","offer_id":53849589154127,"sku":"4560329175286","price":28.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/prometheus-pom-piston-head-for-scar-next-gen-recoil-prometheus.jpg?v=1756992056"},{"product_id":"prometheus-piston-head-for-v2-next-gen-recoil-m4-etc","title":"Prometheus Piston head for v2 next gen recoil m4 etc","description":"Prometheus Piston head for v2 next gen recoil m4 etc \u003cbr\u003e\r\n\r\nHigh quality upgrade part for the Next Generation Recoil system \u003cbr\u003e\r\nFits M4 sopmod \/ HK 416 \/ HK 417 etc \u003cbr\u003e\u003cbr\u003e\r\n\r\n\r\nInfo from prometheus below ( direct translation) \u003cbr\u003e\u003cbr\u003e\r\n\r\n\r\nUse excellent POM material which has excellent fatigue resistance and abrasion resistance friction characteristics, excellent self-lubricating performance, in head shape which enhances operation at the time of air supply, fuel consumption efficiency \u0026amp; airtightness at the time of compression, exhaust efficiency and durability. Moreover, by equipping the thrust bearing which seemed to be difficult to mount in that space, we eliminate the yore at spring compression and maximize the performance. It is an essential item of internal custom.","brand":"Prometheus","offers":[{"title":"Default Title","offer_id":53849593938255,"sku":"4560282765883","price":28.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/prometheus-piston-head-for-v2-next-gen-recoil-m4-etc-prometheus.jpg?v=1756992061"},{"product_id":"rocket-ngrs-brass-piston-head-m4","title":"Rocket NGRS Brass Piston Head (M4)","description":"\u003ch3\u003eRocket NGRS Brass Piston Head (M4)\u003c\/h3\u003e\r\nA replacement heavyweight brass piston head for the Tokyo Marui NGRS M4 series. They attach straight away to standard and upgraded pistons for the next generation recoil series AEGs","brand":"Rocket Airsoft","offers":[{"title":"Default Title","offer_id":53849680478543,"sku":"PHB01","price":14.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/rocket-ngrs-brass-piston-head-m4-rocket-airsoft.jpg?v=1756993531"},{"product_id":"epes-piston-head-aoe-spacer-pads-2-0mm","title":"Epes Piston Head AOE Spacer Pads - 2.0mm","description":"\u003ch1\u003eEpes AOE Spacer Pads For Piston Head - 2.0mm\u003c\/h1\u003e\r\n\u003ca href=\"https:\/\/www.socomtactical.net\/Epes\"\u003eEpes\u003c\/a\u003e angle of engagement spacer pads are built of aluminium, which makes them light and durable. They come in a pack of 5.\r\n\r\nThe spacer pads are placed behind the piston head to adjust the position of the last piston tooth to the last sector gear tooth.\r\n\u003ch2\u003eFeatures\u003c\/h2\u003e\r\n\u003cul\u003e\r\n \t\u003cli\u003eAluminium\u003c\/li\u003e\r\n \t\u003cli\u003ePack of 5\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch2\u003eRecommendations\u003c\/h2\u003e\r\n\u003ca href=\"https:\/\/www.socomtactical.net\/airsoft-accessories\/replacement-and-tune-up-parts\/gear-box-internals-and-parts\/epes-aeg-piston-head-(-pom-)\"\u003eEpes AEG piston head (POM)\u003c\/a\u003e\r\n\r\n\u003ca href=\"https:\/\/www.socomtactical.net\/airsoft-accessories\/replacement-and-tune-up-parts\/gear-box-internals-and-parts\/epes-aeg-pistol-head-(-dural-h-ptfe-)\"\u003eepes AEG piston head (Dural H)\u003c\/a\u003e\r\n\r\n\u003ca href=\"https:\/\/www.socomtactical.net\/airsoft-accessories\/replacement-and-tune-up-parts\/gear-box-internals-and-parts\/zci-high-speed-piston-with-full-metal-teeth\"\u003eZci high speed piston piston\u003c\/a\u003e\r\n\r\n\u003ca href=\"https:\/\/www.socomtactical.net\/airsoft-accessories\/replacement-and-tune-up-parts\/gear-box-internals-and-parts\/zci-cnc-aluminium-piston-head-with-bearings\"\u003ezci aluminium piston head\u003c\/a\u003e","brand":"EPES","offers":[{"title":"Default Title","offer_id":53849819906383,"sku":"e366-20","price":4.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/epes-piston-head-aoe-spacer-pads-2_0mm-epes.jpg?v=1756997022"},{"product_id":"epes-piston-head-aoe-spacer-pads-1-0mm","title":"Epes Piston Head AOE Spacer Pads - 1.0mm","description":"\u003ch1\u003eEpes AOE Spacer Pads For Piston Head - 1.0mm\u003c\/h1\u003e\r\n\u003ca href=\"https:\/\/www.socomtactical.net\/Epes\"\u003eEpes\u003c\/a\u003e angle of engagement spacer pads are built of aluminium, which makes them light and durable. They come in a pack of 3.\r\n\r\nThe spacer pads are placed behind the piston head to adjust the position of the last piston tooth to the last sector gear tooth.\r\n\u003ch2\u003eFeatures\u003c\/h2\u003e\r\n\u003cul\u003e\r\n \t\u003cli\u003eAluminium\u003c\/li\u003e\r\n \t\u003cli\u003ePack of 3\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch2\u003eRecommendations\u003c\/h2\u003e\r\n\u003ca href=\"https:\/\/www.socomtactical.net\/airsoft-accessories\/replacement-and-tune-up-parts\/gear-box-internals-and-parts\/epes-aeg-piston-head-(-pom-)\"\u003eEpes AEG piston head (POM)\u003c\/a\u003e\r\n\r\n\u003ca href=\"https:\/\/www.socomtactical.net\/airsoft-accessories\/replacement-and-tune-up-parts\/gear-box-internals-and-parts\/epes-aeg-pistol-head-(-dural-h-ptfe-)\"\u003eepes AEG piston head (Dural H)\u003c\/a\u003e\r\n\r\n\u003ca href=\"https:\/\/www.socomtactical.net\/airsoft-accessories\/replacement-and-tune-up-parts\/gear-box-internals-and-parts\/zci-high-speed-piston-with-full-metal-teeth\"\u003eZci high speed piston piston\u003c\/a\u003e\r\n\r\n\u003ca href=\"https:\/\/www.socomtactical.net\/airsoft-accessories\/replacement-and-tune-up-parts\/gear-box-internals-and-parts\/zci-cnc-aluminium-piston-head-with-bearings\"\u003ezci aluminium piston head\u003c\/a\u003e","brand":"EPES","offers":[{"title":"Default Title","offer_id":53849820004687,"sku":"e366-10","price":4.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/epes-piston-head-aoe-spacer-pads-1_0mm-epes.jpg?v=1756997024"},{"product_id":"epes-piston-head-aoe-spacer-pads-0-5mm","title":"Epes Piston Head AOE Spacer Pads - 0.5mm","description":"\u003ch1\u003eEpes AOE Spacer Pads For Piston Head - 0.5mm\u003c\/h1\u003e\r\n\u003ca href=\"https:\/\/www.socomtactical.net\/Epes\"\u003eEpes\u003c\/a\u003e angle of engagement spacer pads are built of aluminium, which makes them light and durable. They come in a pack of 3.\r\n\r\nThe spacer pads are placed behind the piston head to adjust the position of the last piston tooth to the last sector gear tooth.\r\n\u003ch2\u003eFeatures\u003c\/h2\u003e\r\n\u003cul\u003e\r\n \t\u003cli\u003eAluminium\u003c\/li\u003e\r\n \t\u003cli\u003ePack of 3\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch2\u003eRecommendations\u003c\/h2\u003e\r\n\u003ca href=\"https:\/\/www.socomtactical.net\/airsoft-accessories\/replacement-and-tune-up-parts\/gear-box-internals-and-parts\/epes-aeg-piston-head-(-pom-)\"\u003eEpes AEG piston head (POM)\u003c\/a\u003e\r\n\r\n\u003ca href=\"https:\/\/www.socomtactical.net\/airsoft-accessories\/replacement-and-tune-up-parts\/gear-box-internals-and-parts\/epes-aeg-pistol-head-(-dural-h-ptfe-)\"\u003eepes AEG piston head (Dural H)\u003c\/a\u003e\r\n\r\n\u003ca href=\"https:\/\/www.socomtactical.net\/airsoft-accessories\/replacement-and-tune-up-parts\/gear-box-internals-and-parts\/zci-high-speed-piston-with-full-metal-teeth\"\u003eZci high speed piston piston\u003c\/a\u003e\r\n\r\n\u003ca href=\"https:\/\/www.socomtactical.net\/airsoft-accessories\/replacement-and-tune-up-parts\/gear-box-internals-and-parts\/zci-cnc-aluminium-piston-head-with-bearings\"\u003ezci aluminium piston head\u003c\/a\u003e","brand":"EPES","offers":[{"title":"Default Title","offer_id":53849820037455,"sku":"e366-05","price":4.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/epes-piston-head-aoe-spacer-pads-0_5mm-epes.jpg?v=1756997027"},{"product_id":"epes-aeg-piston-head-pom","title":"Epes AEG Piston Head ( POM )","description":"\u003ch1\u003eEpes AEG Piston Head (POM)\u003c\/h1\u003e\r\n\u003ca href=\"https:\/\/www.socomtactical.net\/epes\"\u003eEpes\u003c\/a\u003e bring you their polyoxymethylene AEG Piston Head. Made from high quality polyoxymethylene and coated in teflon to help reduce friction, this AEG piston head is well built and hard wearing.\r\n\r\nIt features a bearing that will rotate with the spring and help stop deformation from spring pressure. It also has 11 vent holes to help prevent creating a vaccum when mounting.\r\n\r\nIts double O-ring seal will help prevcent air loss and keep the piston head evenly aligned in the cylinder.\r\n\r\nSafe to use with up to m140 spring.\r\n\u003ch2\u003eFeatures\u003c\/h2\u003e\r\n\u003cul\u003e\r\n \t\u003cli\u003eMade from polyoxymethylene\u003c\/li\u003e\r\n \t\u003cli\u003eTeflon Coated\u003c\/li\u003e\r\n \t\u003cli\u003e11 ventilation holes\u003c\/li\u003e\r\n \t\u003cli\u003e2 x O-rings\u003c\/li\u003e\r\n \t\u003cli\u003eBall bearing\u003c\/li\u003e\r\n\u003c\/ul\u003e","brand":"EPES","offers":[{"title":"Default Title","offer_id":53849820102991,"sku":"e310-POM","price":15.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/epes-aeg-piston-head-pom-epes.jpg?v=1756997030"},{"product_id":"epes-aeg-piston-head-dural-h-ptfe","title":"Epes AEG Piston head ( Dural H + PTFE )","description":"\u003ch1\u003eEpes AEG Piston Head (Dural H + PTFE)\u003c\/h1\u003e\r\n\u003cp\u003e\u003ca href=\"https:\/\/www.socomtactical.net\/epes\"\u003eEpes\u003c\/a\u003e bring you their duraluminium AEG Piston Head. Made from duraluminium (used in the aerospace industry) and coated in teflon to help reduce friction, this AEG piston head is built to a high standard and hard wearing.\u003c\/p\u003e\r\n\u003cp\u003eIt features a bearing that will rotate with the spring and help stop deformation from spring pressure. It also has 11 vent holes to help prevent creating a vaccum when mounting. \u003c\/p\u003e\r\n\u003cp\u003eIts double O-ring seal will help prevcent air loss and keep the piston head evenly aligned in the cylinder.\u003c\/p\u003e\r\n\u003cp\u003eSafe to use with up to m140 spring.\u003c\/p\u003e\r\n\u003ch2\u003eFeatures\u003c\/h2\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eMade from duraluminium (Dural EN-AW 7075-T6)\u003c\/li\u003e\r\n\u003cli\u003eTeflon Coated\u003c\/li\u003e\r\n\u003cli\u003e11 ventilation holes\u003c\/li\u003e\r\n\u003cli\u003e2 x O-rings\u003c\/li\u003e\r\n\u003cli\u003eBall bearing \u003c\/li\u003e\r\n\u003c\/ul\u003e","brand":"EPES","offers":[{"title":"Default Title","offer_id":53849820168527,"sku":"E310-AL","price":16.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/epes-aeg-piston-head-dural-h-ptfe-epes.jpg?v=1756997032"},{"product_id":"rocket-70-h-sorbo-pad-aoe-correction","title":"Rocket 70-H Sorbo pad AOE Correction","description":"The Sorbo Pad Sorbothane Cylinder Head Damper is specifically designed for airsoft version 2 and 3 AEG cylinder heads and also compatible with VSR rifles. It may also work on other cylinder heads with centered nozzles and standard diameter cylinders. It is composed of 70-H durometer Sorbothane (semi-soft polyurethane) which is designed to be compressed over 1 million times before needing replacement. If you want to prevent cracked gearbox shells, reduce piston stroke noise, and improve sector gear angle of engagement, then this is a must-have for any airsoft mechanic.\r\n\r\nRequires glue not included","brand":"Rocket Airsoft","offers":[{"title":"Default Title","offer_id":53849911099727,"sku":"PD001","price":4.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/rocket-70-h-sorbo-pad-aoe-correction-rocket-airsoft.jpg?v=1756998508"},{"product_id":"rocket-silent-airsoft-piston-head","title":"Rocket Silent Airsoft Piston Head","description":"Rocket Silent Piston Head\r\n\r\nColour may Vary","brand":"Rocket Airsoft","offers":[{"title":"Default Title","offer_id":53849913033039,"sku":"PTBOUP","price":10.0,"currency_code":"GBP","in_stock":true}]},{"product_id":"rocket-aluminium-double-o-ring-piston-head","title":"Rocket Aluminium Double O-Ring Piston Head For AEG (w\/ Bearing)","description":"\u003ch3\u003eRocket Aluminium Double O-Ring Piston Head For AEG (w\/ Bearing)\u003c\/h3\u003e\r\nA high-quality piston head for your AEG. Made of aluminium with a bearing for reduced tension and a double O-ring system to improve air seal reliability.\r\n\u003ch2\u003eFeatures\u003c\/h2\u003e\r\n\u003cul\u003e\r\n \t\u003cli\u003eBearing\u003c\/li\u003e\r\n \t\u003cli\u003eAluminium construction\u003c\/li\u003e\r\n \t\u003cli\u003eVented head\u003c\/li\u003e\r\n \t\u003cli\u003eDouble O-ring system\u003c\/li\u003e\r\n\u003c\/ul\u003e","brand":"Rocket Airsoft","offers":[{"title":"Default Title","offer_id":53849998885199,"sku":"PHBL8","price":12.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/rocket-aluminium-double-o-ring-piston-head-for-aeg-w-bearing-rocket-airsoft.jpg?v=1757000349"},{"product_id":"rocket-aluminium-piston-head-for-aeg-w-bearing","title":"Rocket Aluminium Piston Head For AEG (w\/ Bearing)","description":"\u003ch3\u003eRocket Aluminium Piston Head For AEG (w\/ Bearing)\u003c\/h3\u003e\r\nA high-quality piston head for your AEG. Made of aluminium with a bearing for reduced tension and a single O-ring system.\r\n\u003ch2\u003eFeatures\u003c\/h2\u003e\r\n\u003cul\u003e\r\n \t\u003cli\u003eBearing\u003c\/li\u003e\r\n \t\u003cli\u003eAluminium construction\u003c\/li\u003e\r\n \t\u003cli\u003eVented head\u003c\/li\u003e\r\n \t\u003cli\u003eSingle O-ring system\u003c\/li\u003e\r\n\u003c\/ul\u003e","brand":"Rocket Airsoft","offers":[{"title":"Default Title","offer_id":53850000163151,"sku":"PHRED","price":10.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/rocket-aluminium-piston-head-for-aeg-w-bearing-rocket-airsoft.jpg?v=1757000359"},{"product_id":"fps-xring-carbon-fibre-reinforced-technopolymer-piston-standard-aeg","title":"FPS X-Ring Carbon Fibre Technopolymer Piston Head (Standard AEG)","description":"\u003cp\u003eHigh rate-of-fire builds punish the piston assembly, and every gram at the front adds stress and noise. This FPS piston head is made from carbon fibre reinforced technopolymer to cut that weight, making the gun quieter and easing the mechanical load. FPS says it is the lightest head it makes for rifles cycling at over 30 BBs per second.\u003c\/p\u003e\n\u003cp\u003eThe striking face is conical, tapering towards the centre, so the vent holes are never blocked by the cylinder head rubber while little air is left trapped between the two. FPS says this gives a reliable anti-vacuum effect without losing power. It comes with a Viton X-ring for smooth running and chemical resistance to lubricants. Pair it with the \u003ca href=\"\/products\/fps-softair-zero-shock-carbon-fibre-piston\"\u003eFPS ZERO-SHOCK carbon fibre piston\u003c\/a\u003e for a light front end.\u003c\/p\u003e\n\u003ch3\u003eKey specs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCode: XPAVPCF\u003c\/li\u003e\n\u003cli\u003eMaterial: carbon fibre reinforced technopolymer\u003c\/li\u003e\n\u003cli\u003eViton X-ring seal\u003c\/li\u003e\n\u003cli\u003eWeight: 5.79g (with technopolymer washer)\u003c\/li\u003e\n\u003cli\u003eConical striking face for anti-vacuum venting\u003c\/li\u003e\n\u003cli\u003eDesigned to fit Tokyo Marui-spec standard AEG gearboxes\u003c\/li\u003e\n\u003cli\u003eMade in Italy\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eTip: for extreme rate-of-fire builds, the FPS technical team recommends using the washer to lighten the moving mass.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eYou may also like\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/fps-softair-zero-shock-carbon-fibre-piston\"\u003eFPS Softair ZERO-SHOCK Carbon Fibre Piston\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/fps-softair-aeg-spring-m100\"\u003eFPS Softair AEG Spring M100\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/fps-softair-high-performance-grease-set-for-gears-bushings-cylinders-piston-heads-hop-up-and-o-rings\"\u003eFPS Softair High Performance Grease Set\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/airsoft-mosfets\"\u003eAirsoft MOSFETs \u0026amp; ETUs\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FPS Softair","offers":[{"title":"Default Title","offer_id":53850522091855,"sku":"XPAVPCF","price":15.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/fps-xring-carbon-fibre-reinforced-technopolymer-piston-head-standard-aeg-fps-softair.png?v=1757006062"},{"product_id":"fps-cnc-ergal-double-o-ring-ball-bearing-aep-piston-head","title":"FPS CNC Ergal Double O-Ring Ball Bearing Piston Head for AEP","description":"\u003cp\u003eIn an electric pistol every bit of air counts. This FPS piston head is for AEP owners who want better airflow through the cylinder and a gentler life for their spring.\u003c\/p\u003e\u003cp\u003ePorts on the front push the O-ring outwards as the piston moves forward, making sure all the air in the cylinder is driven out to propel the BB. Ball bearings let the spring turn as it compresses and expands, easing the stress on it; FPS recommend pairing it with a ball bearing spring guide to keep your spring in good shape. The head is CNC machined from ergal (7075 aluminium) for durability and precision.\u003c\/p\u003e\u003ch3\u003eKey specs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMade for: AEP (electric pistol) gearboxes, designed to fit Tokyo Marui-spec gearboxes\u003c\/li\u003e\n\u003cli\u003eMaterial: CNC machined ergal (7075 aluminium)\u003c\/li\u003e\n\u003cli\u003eDouble O-ring with front air ports\u003c\/li\u003e\n\u003cli\u003eBall bearings to reduce spring tension\u003c\/li\u003e\n\u003cli\u003eWeight: 5.13g\u003c\/li\u003e\n\u003cli\u003eFPS part code: TPAEP\u003c\/li\u003e\n\u003cli\u003eMade in Italy\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eProfessional fitting is advised, as AEP gearboxes are compact and easy to misassemble.\u003c\/em\u003e\u003c\/p\u003e\u003ch3\u003eYou may also like\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/fps-aep-cnc-aluminium-air-nozzle\"\u003eFPS AEP CNC aluminium air nozzle\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/fps-softair-high-performance-grease-set-for-gears-bushings-cylinders-piston-heads-hop-up-and-o-rings\"\u003eFPS high performance grease set\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pistons-cylinders-and-heads\"\u003ePistons, cylinders and heads\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fps-softair\"\u003eAll FPS Softair parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FPS Softair","offers":[{"title":"Default Title","offer_id":53850560135503,"sku":"TPAEP","price":12.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/fps-cnc-ergal-double-o-ring-ball-bearing-aep-piston-head-fps-softair.png?v=1757006531"},{"product_id":"fps-softair-cnc-piston-head-for-next-gen-recoil","title":"FPS CNC POM Piston Head for Tokyo Marui Next Gen Recoil Shock","description":"\u003cp\u003eMade for Tokyo Marui Next Gen Recoil Shock (NGRS) AEGs, this FPS piston head is about getting the air in your cylinder working harder. FPS describes it as its most advanced version, with six ventilation holes, and the lightest piston head in its range.\u003c\/p\u003e\u003cp\u003ePorts on the front push the O-ring outwards as the piston moves forward, so the air in the cylinder is driven out to propel the BB. The ball bearing takes strain off the spring as it compresses and expands. Pair it with a ball bearing spring guide, such as the \u003ca href=\"\/products\/fps-ergal-ball-bearing-spring-guide-for-marui-m4-sre\"\u003eFPS ergal ball bearing spring guide for Tokyo Marui M4 NGRS\u003c\/a\u003e, and FPS says you have the ideal set-up for keeping your spring in good shape.\u003c\/p\u003e\u003ch3\u003eKey specs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMaterial: CNC machined POM\u003c\/li\u003e\n\u003cli\u003eDouble O-ring\u003c\/li\u003e\n\u003cli\u003eBall bearing\u003c\/li\u003e\n\u003cli\u003e6 ventilation holes, with front ports\u003c\/li\u003e\n\u003cli\u003eFor Tokyo Marui Next Gen Recoil Shock – designed to fit Tokyo Marui-spec gearboxes\u003c\/li\u003e\n\u003cli\u003eMade in Italy\u003c\/li\u003e\n\u003cli\u003eSKU: TPSRE\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eNGRS gearboxes need care to strip and rebuild, so professional fitting is advised if you haven't done it before.\u003c\/em\u003e\u003c\/p\u003e\u003ch3\u003eYou may also like\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/fps-m4-piston-for-marui-ngrs-full-metal-rack-14-teeth\"\u003eFPS M4 piston for Tokyo Marui NGRS\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/fps-m4-ngrs-51-5mm-made-from-ergal\"\u003eFPS ergal air nozzle for Tokyo Marui NGRS M4\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/fps-m100-100m-s-steel-spring-for-tm-ngrs\"\u003eFPS M100 steel spring for Tokyo Marui NGRS\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pistons-cylinders-and-heads\"\u003ePistons, cylinders and heads\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FPS Softair","offers":[{"title":"Default Title","offer_id":53850737672527,"sku":"TPSRE","price":25.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/fps-softair-cnc-piston-head-for-next-gen-recoil-fps-softair.png?v=1757009417"},{"product_id":"silverback-mdrx-pom-piston-head-ring-glider-x2","title":"Silverback MDRX POM Piston Head Ring Glider (x2)","description":"\u003cp\u003eMDRX POM piston head ring glider (x2)\u003c\/p\u003e\n\u003cp\u003ePOM ring glider, to ensure a perfect sliding motion between the piston head and the cylinder, avoiding metal to metal contact with a low friction polymer. This is a wearing part; it needs to be replaced during the upper gearbox maintenance.\u003c\/p\u003e","brand":"Silverback Airsoft","offers":[{"title":"Default Title","offer_id":53870163231055,"sku":"SBA-APH-02","price":10.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/silverback-mdrx-pom-piston-head-ring-glider-x2-silverback-airsoft.jpg?v=1757015185"},{"product_id":"silverback-mdrx-piston-head-v3","title":"Silverback MDRX Piston head V3","description":"\u003cp\u003eMDRX Piston head V3\u003c\/p\u003e\n\u003cp\u003e– CNC aluminium ventilated piston head\u003c\/p\u003e\n\u003cp\u003e– FKM compression o-ring.\u003c\/p\u003e\n\u003cp\u003e– POM glider ring\u003c\/p\u003e\n\u003cp\u003e-PU feeding o-ring.\u003c\/p\u003e\n\u003cp\u003e-Delayer stainless steel tube and spring included.\u003c\/p\u003e\n\u003cp\u003e(Assembly requires use of high strength thread-lock fluid)\u003c\/p\u003e","brand":"Silverback Airsoft","offers":[{"title":"Default Title","offer_id":53882651803983,"sku":"SBA-APH-03","price":17.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/silverback-mdrx-piston-head-v3-silverback-airsoft.jpg?v=1757015187"},{"product_id":"silverback-mdrx-piston-head-o-ring-x5","title":"Silverback MDRX Piston Head O-ring (x5)","description":"\u003cp\u003e\u003cspan\u003eSilverback MDRX Piston head O-ring (x5)\u003c\/span\u003e\u003c\/p\u003e","brand":"Silverback Airsoft","offers":[{"title":"Default Title","offer_id":53884032811343,"sku":"SBA-ORG-51","price":6.2,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/silverback-mdrx-piston-head-o-ring-x5-silverback-airsoft.jpg?v=1757015289"},{"product_id":"epes-airsoft-cnc-aluminum-double-o-ring-high-performance-ball-bearing-aeg-piston-head","title":"EPeS Airsoft CNC Aluminum Double O-Ring High Performance Ball Bearing AEG Piston Head","description":"\u003ch4\u003eFeatures\u003c\/h4\u003e\n\u003cul class=\"productfeatures\"\u003e\n\u003cli\u003ePrecision CNC-machined aluminium construction\u003c\/li\u003e\n\u003cli\u003eDouble O-rings help to prevent the piston head from scraping the inside of your cylinder\u003c\/li\u003e\n\u003cli\u003eImproved durability\u003c\/li\u003e\n\u003cli\u003ePorted cylinder head\u003c\/li\u003e\n\u003cli\u003eSmooth steel ball bearings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eCompatibility:\u003c\/b\u003e\u003cspan\u003e Most popular AEG pistons\u003c\/span\u003e\u003cbr\u003e\u003cb\u003eMaterial:\u003c\/b\u003e\u003cspan\u003e Aluminium\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eManufacturer:\u003c\/b\u003e\u003cspan\u003e EPeS Airsoft\u003c\/span\u003e\u003c\/p\u003e","brand":"EPES","offers":[{"title":"Default Title","offer_id":56292590879055,"sku":"E046-AL","price":16.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5349\/1023\/files\/jefftron-89344-2.jpg?v=1761826492"}],"url":"https:\/\/www.socomtactical.net\/collections\/airsoft-aeg-piston-heads.oembed","provider":"Socom Tactical Airsoft","version":"1.0","type":"link"}