The McMillan Tac-50-A1 is an upgrade to the Tac-50 with features including a black finish, take-down fiberglass stock with 5" longer forend, integral cheekpiece, buttstock with monopod for vertical adjustment, smaller pistol grip, self-locking magazine, magazine release lever ahead of the trigger bow, hand-lapped match grade free-floating barrel, threaded muzzle brake, and an extra-long bolt handle. It also features a lighter yet stronger bipod which can adjust vertically as well as forward and backward. McMillan RH Tac 50-A1 BMG 29' barrel Black with bipod and one mag