Description
The CMMG Banshee Upper Group in 5.7x28mm is the ultimate choice for personal defense enthusiasts looking for compact performance. Designed with a 5″ barrel, this upper group offers incredibly flat shooting and low recoil, making it ideal for close-range engagements. Engineered to work seamlessly with CMMG Mk57 lowers or standard AR15/Mk4 lowers (with 5.7 AR Conversion Mags), it ensures versatility and reliability. Each unit comes complete with a bolt carrier group and ZEROED accessories, including a polymer dust cover, ambidextrous charging handle, and a linear compensator. Crafted from durable materials, including a billet 6061 T6 aluminum upper receiver and a 4140CM SBN barrel, the CMMG Banshee is built to last. Upgrade your rifle with this exceptional 5.7x28mm upper and experience the difference in performance.
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