UPPER GROUP, BANSHEE, Mk4, 300BLK, 12.5"

Designed from day one for the AR15 platform, 300BLK was made to utilize many of the most common AR components in existence. With the 12.5" BANSHEE(TM) upper group you can build your next 300BLK AR with character like no other. Available in 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 Linear Compensator .308 WinLifetime 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.