CMMG's RESOLUTE lineup is engineered with purpose for those who refuse to compromise on quality. Each RESOLUTE rifle comes with a 16-inch barrel and is designed for balance, accuracy and maneuverability. The RESOLUTE lineup is available in three tiers -RESOLUTE 100, RESOLUTE 200 and RESOLUTE 300 - that cater to your intended needs and customization. Whether you're defending your family or looking to bring out your best at the range, the RESOLUTE keeps going when you need it most.All of our Upper Groups come complete with BCGCALIBER: 300 BlackoutBARREL: 16.1, 1:7 twist, medium taper, 4140CM, SBNMUZZLE: A2 Comp, threaded 5/8-24GAS PORT LOCATION: CarbineRECEIVER: Forged 7075-T6 AL M4 type upper. Complete with BCGHAND GUARD: CMMG RML15 M-Lok hand guardFINISH: Hard Coat Anodized Receiver and Hand GuardCHARGING HANDLE: CMMG Mil-SpecWEIGHT: 4lbs 5ozLENGTH: "25.2