Estimated muzzle velocity output of 385 - 410 FPS

We utilized aftermarket parts from various vender

Reshaped Magwell for Quicker Reloads

Magazine Capacity: 300 rounds

protecting the fine threading of a suppressed barrel

Speed Airsoft HPA M4 Blade Tunable Trigger in Green od Estimated muzzle velocity output ofThe new SPEED Airsoft HPA MOSFET M4 triggers released are designed to work with Polarstar HPA conversion systems. The SPEED HPA MOSFET M4 triggers incorporates dual adjustment set screws which will enable a trigger pull under 1mm with ease. The SPEED HPA MOSFET M4 triggers also includes a specially designed coil compression spring that reduces the pull tension, so players with the Polarstar systems can rip off lightning fast strings easily even in