Unicorn Gas Output Exhaust Valves (HI-capa / Glock)

Upgrade or replace the gas output system in your compatible GBB pistol with Unicorn Airsoft Gas Output Exhaust Valves, designed for Hi-Capa and Glock airsoft platforms.

The gas output valve is a key component of a gas blowback magazine, controlling the release of gas from the magazine into the pistol's operating system. A worn, damaged or poorly performing valve can affect gas efficiency, cycling and overall consistency.

These Unicorn Gas Output Exhaust Valves provide a practical replacement option for players servicing their Hi-Capa or Glock GBB magazines. They are also suitable for maintenance and performance-focused builds where replacing worn magazine components is part of the overall upgrade process.

Whether you're repairing a leaking or damaged magazine valve or carrying out routine GBB maintenance, Unicorn's replacement gas output valves are a useful spare to have available.

Key Features

• Unicorn Airsoft Gas Output Exhaust Valve
• Designed for compatible Hi-Capa and Glock GBB pistols
• Replacement valve for compatible gas magazines
• Controls gas release from the magazine
• Ideal for replacing worn or damaged valves
• Suitable for GBB magazine servicing and maintenance
• Useful for performance and custom Hi-Capa builds
• Ideal spare part for regular skirmishers and technicians
• Designed for reliable gas magazine operation

What do they Fit?

Glock 

Compatible with VFC GLOCK /P320 (M17, M18) /VP9 /PPQ GBB pistol series magazine.

Compatible with Tokyo Marui / KJ Works GLOCK GBB pistol series magazines.

Hi-Capa

Fits most known Hi-Capa but we cannot guarantee due to the influx of Hi-capa brands

Why Replace Your GBB Magazine Valve?

The gas output valve is essential to the operation of a GBB magazine. Each time the pistol is fired, the valve releases a controlled amount of gas to cycle the action and propel the BB.

Over time, repeated use can cause valves to wear or become damaged, potentially resulting in gas leaks, reduced efficiency or inconsistent cycling. Replacing the valve can provide a straightforward solution without having to replace the entire magazine.

The Unicorn Gas Output Exhaust Valve is an excellent choice for players maintaining compatible Hi-Capa or Glock magazines and can be particularly useful when servicing regularly used or upgraded GBB pistols.

Always check compatibility with your specific magazine before installation, as valve specifications can vary between GBB platforms and manufacturers.

Keep your Hi-Capa or Glock GBB running reliably with Unicorn Airsoft Gas Output Exhaust Valves – a practical replacement for worn or damaged magazine valves.