Claim: The Barrett M468, which is a variant of M4 Carbine that uses a regular forend, is a type of assault rifle from the United States.
Evidence: The Barrett M468 is a variant of the M4 Carbine, rechambered for a heavier and larger 6.8mm bullet for increased terminal performance. The standard M468 uses a regular forend whereas the M468A1 comes with an ARMS Selective Integrated Rail (SIR) accessory rail system with integral "flat-top" Picatinny Rail scope mount and 4-position forend, and a detachable ARMS Back Up Iron Sight folding rear iron sight. Assault rifle