Rotary Style Adjustable Hop-up

40” in length

and just about every other problem with AEG's no longer exist

and tritium can be used in the dark location and night games

MAXX Model Airsoft CNC Aluminum Hop-Up Chamber HPA Series M4P - PRO (Blue) aeg spring guide Rotary Style Adjustable Hop-upMaxx Model CNC Aluminum Hopup Chamber M4P Pro (with BB Latching System) unit is precisely machined to perform accurately and consistently with HPA PolarStar Engines on standard M4 M16 platform. The Hopup Chamber M4P 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