CowCow Enhanced Nozzle Valve Blocker For Marui G17 / Hicapa Series MK23 3 different weight of recoil

3 different weight of recoil springs for precise calibration

With a large area in the front end to effectively cover BBs and twin-point design in the back end to centrally position BBs

Heat Treated for maximum strength

Item Code: CCT-TMHC-050

CowCow Enhanced Nozzle Valve Blocker For Marui G17 / Hicapa Series MK23 3 different weight of recoilHigh Flow Valve Blocker is re designed and suitable for TM WE Hi capa & G17 series at the same time. It is also the perfect partner for CCT Aluminum Loading Nozzle series. With the high flow design, the gas flow is smooth and stable to the blowback action. The 7075 Aluminum can increase the durablility which prevents flexing and warping under hard use when comparing to the original plastic one. Highlighted features Aluminum 7075 material with CNC