Elite Force Airsoft M4 CQB AEG - Black Lenses Metal upper receiver assembly with

Metal upper receiver assembly with tactical rail for mounting lights

(10) 015 BN70 Bolt

Bolt Guide Cap

Autococker Quick threads

That's 30psi saved per shot over a normal spool valve system

Elite Force Airsoft M4 CQB AEG - Black Lenses Metal upper receiver assembly withThe Elite Force M4 CQB 6mm airsoft rifle is complete with a polymer body and metal quad rail. Fitted with a metal gearbox and metal gears this sits right at 345 FPS. Adjustable hop up, collapsible crane stock, and Micro switch trigger are included. Equipped with a 300 round drop free high cap magazine and simple access battery compartment. Features: Micro switch trigger Polymer body w full metal quad rail Full & semi auto Metal gears and gear box