Bow Master High Muzzle Velocity Rocket Valve For Umarex/ VFC MP5/ MP7 GBB Airsoft (Low Power)

Bow Master High Muzzle Velocity Rocket Valve For Umarex/ VFC MP5/ MP7 GBB Airsoft (Low Power) Metal Construction Airsoft Rocket Valve Low-power valve Reduces power output of the airsoft submachine guns Suitable For Umarex/ VFC MP5/ MP7 Gas Blow Back GBB Airsoft Rifle