Double Bell XM177 M4 AEG (Full Metal - Black - 093) 1200mag The buffer tube is 55mm

The buffer tube is 55mm long due to the fixed stock

The awesome DYNATEX Timed Delay Blank Firing Grenade is the original and the best Blank Firing Grenade (BFG) built with a Steel Mechanism with a Hard Polymer shell

Magazine capacity: 23rds

allowing you to fine tune your hop according to the BB weight you're using

a yields an output FPS of around 380FPS w/ 0

Double Bell XM177 M4 AEG (Full Metal - Black - 093) 1200mag The buffer tube is 55mmThis full metal XM177 AEG is fully V2 compatable meaning it makes the perfect platform for upgrades. It comes with a 2 part polymer handguard, Triangular front sight, XM177 Flash hider, integrated carry handle upper receiver, multi position stock and VN Magazine. 8mm bearing Gearbox Sub 350fps Integrated carry Handle Rear Sight Full Metal Adjustable Hop Up Unit Long Shaft Motor Polymer pistol Grip, Stock and Handguard Standard V2 Gearbox Rear Wired to