Golgy, the Sunday Gamer, tries his hand on the BOLT B4 Keymod Rebel BRSS for a video review. Mainly made of aluminium, ABS, Nylon Fibre, and Steel, this has a hi-torque design BOLT motor and of course, the Bolt Recoil Shock System, the company's electric blowback and simulated recoil tech for their AEGs.