Rocket Airsoft Pro-1 M4 Metal Hopup Chamber G&G Airsoft Guns full metal keymod rail system

full metal keymod rail system and flip up front and rear sights

Black anodized aluminum metal construction

*Battery and charger not included

and possibly others as well

G&G ARP9 AEG - 1500 Round Hicap DRUM Magazine

Rocket Airsoft Pro-1 M4 Metal Hopup Chamber G&G Airsoft Guns full metal keymod rail systemThe Rocket Airsoft Pro 1 M4 Metal Hopup Chamber is an advanced design similar to the Prowin, but with a different cut and some extra parts included. Clean and aluminum make will fit in all M4 AEG airsoft guns' gearboxes. Includes SHS rubber bucking, but we recommend another bucking, such as a Maple Leaf, sold separately. Great for HPA gun installs! Packaging is Rocket Airsoft (OEM SHS).