MAXX CNC Aluminum Hopup Chamber M4i - PRO valken Built Material: Aluminum Alloy

Built Material: Aluminum Alloy

For use with Surefire-style flashlights

Blaster simulates muzzle flash

G17 RMR slide

MAXX CNC Aluminum Hopup Chamber M4i - PRO valken Built Material: Aluminum AlloyCNC Aluminum Hopup Chamber M4i Pro (with BB Latching System) unit is precisely machined to perform accurately and consistently on ICS CXP CS4 EBB (include old models) M4 M16 AEG series. The Hopup Chamber M4i unit is built with an aluminum Rotary Dial Knob for fine hopup adjustments, the precision Hopup Lever and 4mm Bucking Nubs (6mm Bucking Nubs are optional) to perform best with R Hop and Standard Hop to keep the BB shooting accurately and