Valve without drilling HPA for GBB marui EU or US – EU

Valve without drilling allowing to transform your charger into HPA without modifications.

• Aluminum 2017
• Assembly without tools

Example of compatibility: all GBB marui, GBBR except 1911 meu

Warning: for a good assembly, add a round of Teflon tape around the thread and screw the valve by hand only (do not use a tool)