Real Deal Performance Piston Assembl bbs and a custom union nut

and a custom union nut

the entire window is consumed by the bucking's R hop esk nub

13- hop chamber required slight spacing

yet still comfortable in the hand when drawn from pouches and also not inhibit the closure of flaps on closed top magazine pouches

Real Deal Performance Piston Assembl bbs and a custom union nutThe Real Deal Airsoft Performance Piston assembly (We have released a far superior piston called our Ultimate Piston, this pink piston is out dated and not strong enough to handle current brushless applications. For the best piston on the market, one that will never fail, grab our new piston our Ultimate Piston. This piston will fail with brushless use.) Wide use Piston, for use in majority gearboxes that use V2 and V3 Pistons. This piston will not