Maxx Model M4P Pro Hop Up Chamber - HPA Polarstar Speedloader is the ultimate Speedsoft airsoft

is the ultimate Speedsoft airsoft belt designed for those who demand a lower profile and enhanced functionality

This is a non-linear spring utilizing Japanese made steel spring material

by law to be this size

Comes in multiple versions (see drop-down menu)

A universal plate carrier vest for adults

Maxx Model M4P Pro Hop Up Chamber - HPA Polarstar Speedloader is the ultimate Speedsoft airsoftThe newest Maxx M4P Pro HopUp Chamber for HPA PolarStar Engines on standard M4 M16 platforms. The CNC Aluminum Hopup Chamber M4P Pro (with BB Latching System) blue unit is precisely made to improve accuracy and ensure consistent air seal for all HPA PolarStar Engines on standard M4 M16 platforms. **The M4P unit is updated for 2022 and replaced the previous older red ME unit. The M4P includes more precise improvements including accepting more hopup