CowCow Enhanced Nozzle Valve Blocker For Marui G17 / Hicapa Series

Highlighted features
Aluminum 7075 material with CNC machined
Ultra lightweight design
Durable construction prevents flexing and warping under hard use
Design to smoothing gas flow and stable gas flow
Anti-scratch and Anti-freeze
Perform smooth and consistent cycling

Attention & Installation Guide:
Strong Screw glue is needed for installation. Use a drop of screw glue when installing the screw and wait for it to dry out overnight. Damage could be caused to the screw thread if screw glue was not used.