The TAC-338 is chambered in .338 Lapua Magnum with a medium heavy, 27 barrel, featuring a 1:9.35 twist, and includes a muzzle brake. The McMillan Firearms tactical rifle stock features a spacer system, integral adjustable cheekpiece, and flush mount swivel cups. The TAC-338 includes an adjustable trigger and a detachable 5 round box magazine.
McMillan MCMTAC338LAPUABLK Tac338 Lapua Mag 5+1 27″ Threaded Medium-Heavy Match Grade Barrel, Black, McMillan G31 Action, OEM Adj. Comb A-5 Stock, Adj. Trigger, Scope Base