Maxx Model M4P Pro Hop Up Chamber - HPA Polarstar tk45 Length (Extended): 26

Length (Extended): 26

Fits inside the VSR10 G-Spec rifle

Mounts via a Locking Quick Release mount onto your Picatinny rail of your AR15/M4 receiver

Black or Tan color

Maxx Model M4P Pro Hop Up Chamber - HPA Polarstar tk45 Length (Extended): 26The 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