G&G V2 Gearbox Casing Brand_Guns Modify It ensures your magazine can

It ensures your magazine can withstand the rigors of intense airsoft battles without compromising performance

Fully lock on the inner barrel and hop-up chamber

Green gas magazine for KJW CZ 75 pistol

Adjustable passive retention

TITAN II Bluetooth® is equipped with a multifunctional port ready for connecting additional accessories such as the bolt catch and magazine sensors

G&G V2 Gearbox Casing Brand_Guns Modify It ensures your magazine canStandard V2 gearbox casing for G&G GR15 CM16 Raider TR16 series of AEGs. Note there are different variants of this gearbox for MP5s, blowback models etc, this is the standard, no frills casing. Includes both gearbox sides.