Power adjustment valve (NPAS type) designed to adjust the velocity (FPS/Joules) of VFC-series gas blowback (GBBR) replicas.
Compatibility: Designed for VFC GBB series (HK416, HK417, MP7, M4, SR25, SCAR-H, M249, AV74M), as well as APFG (MPX/MCX) and MARUYAMA (SCW-9) platforms. Note: Not compatible with MP5 and MP7 models featuring specific configurations depending on the retailer.
Material: Glass fiber-reinforced nylon (lightweight, approx. 10g).