UPPER GROUP, RESOLUTE, Mk4, 300BLK, 16.1"

Originally created for use in subsonic/suppressed applications, .300 BLK has evolved into a very capable caliber, available in a variety of subsonic and supersonic loadings. Whether it's hunting, personal defense, or target shooting, this .300 BLK RESOLUTEUpper Group is just the thing to finish your next carbine build. This upper is designed to work with any standard AR15 lower. Available in seven different Cerakote finishes, all CMMGUpper Groups come complete with bolt carrier group and ZEROED(TM) accessories including:ZEROED AR15 Polymer Dust CoverZEROED AR15 Ambi Charging HandleZEROED Muzzle Brake .308Lifetime Quality GuaranteeWe aim to please, that's why every CMMG product is backed by our Lifetime Quality Guarantee against material and workmanship defects. Learn More.