Cmmg Upper Mk4 Rce 5.56

The Mk4 RCE is one of CMMG s premiere rifles. The Mk4 RCE features a 16 416 stainless steel medium taper profile barrel available in either 5.56x45mm or 300 BLK. The RCE is equipped with CMMG s own SV muzzle brake and RKM14 KeyMod hand guard. Every rifle has a Geissele SSA 2-stage trigger and Magpul s MOE pistol grip MOE trigger guard and CTR butt stock installed. - Caliber: 5.56mm - Barrel: 16 medium weight taper profile - Muzzle: CMMG SV brake threaded 1/2-28 - Hand Guard: CMMG RKM14 KeyMod hand guard - Receiver: Forged 7075-T6 AL M4 type