Airtech Studios Universal Advanced Hop-up Chamber & Inner Barrel O-Ring

Airtech Studios Universal Advanced Hop-up Chamber & Inner Barrel O-Ring Designed to be used in AEG Chamber Suitable For M4/ AR AEG Hop Up Chamber Compatibility: G&G Rotary Chamber PROWIN Rotary Chamber MADBULL Rotary Chamber VFC Rotary Chamber ASG Scorpion EVO ICS Plastic Rotary LONEX G36 G&G Green M4 Chamber Prometheus Rotary ARES Amoeba Rotary Chamber