Solid M4 GBU Custom - Gel Blaster (Metal) pistol grip look under the SECTOR GEAR

look under the SECTOR GEAR

metal gearbox and a metal barrel assembly just to name a few

Manufacturer: CYMA

a UNR 372U accuracy chip

and RetroArms V2 gearboxes

Solid M4 GBU Custom - Gel Blaster (Metal) pistol grip look under the SECTOR GEARThis solid Metal M4 rifle built by our experienced GBU technicians gives you everything you need in a single rifle. A killer 12 Keymod Alloy Handguard paired with the Salient Arms Metal Outer Barrel and Strike Industries Daniel Defence Iron Sights gives it a super clean Blaster Features SHS High Torque Motor M110 Spring Blue Metal Buffer Tube Metal V2 Trigger Metal Receiver Upgraded Python Buttstock MOE Magpul Pistol Grip Daniel Defence Iron Sights