ProWin

ProWin CNC Hop-up Chamber for M4/M16ProWin offers the entire hop chamber unit for your favorite M4/M16 AEG! The ProWin Brand is known to create precision complex-shaped parts with their refined CNC manufacturing methods which sets…

Airtech Studios Advanced R-Hop Arm for Prowin Hop-Up chamber (BLACK)∙ Advanced R-Hop Arm for ProWin HopUp chamber
∙ Made of Plastic

Hop-Up / HopUp / Hop Up Chamber