Pay in 4 interest-free payments of $26.25 Learn more
Ships within 48 hours · Estimated delivery Sep 1 - Sep 6
These inserts can be easily swapped within the Boomstick-I barrel system
you can immediately know if the magazine is filled to capacity
Rip away quick deployment design with quick release buckle
withstands extreme temperatures
That means that you can be up and on your way quickly and easily
Maxx Model CNC Hopup Chamber M4i Pro Tippmann These inserts can be easilyProduct Description CNC 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
