Tokyo Marui M4 Hop Unit For TM M4/416 NGRS Brand_Vortex The unit is powered by

The unit is powered by 2x AAA batteries

These downgrade valves are now CNC machined from POM engineering plastic and are no longer made by additive manufacturing

Additional Features:

are suppressed while speech and important ambient sounds are amplified

Weatherproof – Waterproof and windproof material and sealed seams protect you from the harshest outdoor elements

Tokyo Marui M4 Hop Unit For TM M4/416 NGRS Brand_Vortex The unit is powered byOriginal Tokyo Marui M4 416 Recoil Shock Hop Unit. Plastic Construction Compatible Recoil Shocks: TM MK18 TM URG I TM 416 Models TM Sopmod Models Black in colour. Does not include a hop rubber. Parts Number #NGM4 12.