Gearbox: Proprietary Design

It holds 22 rounds of Elite Force Airsoft BBs (and others) and is black in color to compliment your tactical airsoft sidearm

as well as a fully functional slide catch and magazine catch

These upgraded internals increase shot to shot consistency with minimal wear to your internals

1 x CNC Aluminum Hopup Chamber TE Pro with Latching System unit

PolarStar Fire Control Unit Rev. 3 airsoft trigger Gearbox: Proprietary DesignFeatures Updates Early Version Fusion Engine FCU to Revision 3 Easy, Drop in Installation Pre Wired, No Soldering Required Upgraded High Quality Components Compatibility: For PolarStar Fusion Engines Package Includes: Rev3 FCU Board