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High Quality, Affordable Airsoft Upgrade Parts

Originally a manufacturer of just airsoft AEG upgrade parts, ZCI has recently increased their catalogue hugely to airsoft gun magazines, 40mm gas moscarts, gas blowback (GBB) pistol upgrade and replacement parts, airsoft rail systems and much more.

Showing 1–21 of 177 results

Airsoft Stocks & Handguards

ZCI Special forces crane stock no tube


Receivers & Outer Barrels

ZCI M4 Outer Barrel Set For AEG / GBB


Tune up kits and gear sets

ZCI CNC 13:1 High Speed Gear Set



AEG Internal Upgrade Parts

Their AEG upgrade parts are mostly machined out of high-grade aluminium and some products with aircraft-grade aluminium to provide the best performance and reliability for a great price. Their AEG parts include any internal parts for version 2 and 3 gearboxes including piston heads, cylinder heads, cylinders, high torque & high-speed motors, gearsets ranging from 32:1 ratio to 13:1, bushings, bearings, shim sets and many more.

Replacement Tokyo Marui Pistol Parts

ZCI are constantly increasing their catalogue of replacement and upgrade pistol parts, mainly for the Tokyo Marui Hi Capa series. These are a great alternative if you can’t find the original parts anywhere and want to replace it with something a lot stronger.

Whether it’s a hop unit, new fill valve or external parts prone to break, ZCI offers the parts which often break or get lost on the original pistol.

Airsoft Gun Accessories

ZCI also offer a large range of tactical accessories, spare magazines, Moscarts, rifle stocks & stock tubes and even rail systems for M4 and HK416 platform AEGs. Browse our range of Keymod rail systems and choose whether you want a full rail set or no rails to come with it.

Browse our full range of ZCI products and keep checking back for more products being added all the time.

Can’t find what you’re looking for? Not a problem, get in touch with us and we’ll see if we can order it in for you.