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CMMG Upper MK3, 3GR, 308 Win.
In stock at Cabelas
on 3-23-2018.
Product Description
Developed for the three-gun shooter, CMMG's Upper Mk3 3GR .308 Win performs just as well in the field as it does on the range. 18" 416 stainless steel barrel with a heavy-taper profile. Equipped with CMMG's SV muzzle brake and RKM15 KeyMod handguard. Receiver constructed of solid 6061-T6 aluminum billet. 5/8-24 threaded. Includes Bolt carrier group and charging handle.

Cal: .308 Win.
Barrel Length: 18".
Rate of twist: 1:10".
Barrel Countour: Heavy Taper.
Barrel Finish: Bead Blasted.
Upper Recevier: Billet 7075-T6 AL LR308.
Gas System: Rifle Length.
  • Includes barrel, muzzle brake, receiver and hand guard
  • Ultradurable stainless steel barrel and 6061-T6 aluminum receiver