1. Tactical Upper Receiver ：
Made of Aluminum material and CNC machined process for one-piece formed upper receiver.
Light weight and stylish engraved handguard provides unique appearance.
Two different lengths of tactical rails for attaching accessories.
Enlonger the length with 154mm to the submahcine gun with this kit for easy to grip over and opreate.
Side cocking handle allows convenience operation.

2.Outer & Inner Barrel：
Fit for equipping 14mm CCW silencer or flash hider.
Match with KWA/KSC system (barrel adaptor is required).
Packaged with 200mm length, 6.05mm diameter KSC/KWA inner barrel for upgrading velocity.

3.Tactical stock：
Flexible and adjustable tactical stock.

4.Remarks
Installation friendly.