WHAT DOES AI RIFLE BOLT UPGRADE MEAN?

Blowback is dispersed via a double-chamber muzzle brake and will accommodate a suppressor if wanted. It's got an adjustable butt stock and cheekpiece, In combination with having the ability to fold to the proper-hand aspect on the rifle. A bipod mount, Picatinny rail, and KeySlot™ mounts are all highlighted within the AX forend. ATThis addition f