SKU: CMMG57BBCF0-AB
UPC: 810097504455
The Cmmg Uppr Banshee 5.7x28mm 5" Blk is a high-performance complete upper receiver assembly designed for shooters seeking a compact and lightweight solution for the 5.7x28mm caliber. This upper receiver is ideally suited for personal defense, competitive shooting, or recreational use where maneuverability in tight spaces is a priority. By utilizing a 5-inch barrel, it offers the perfect balance between ballistic performance and a small footprint for enthusiasts building a custom pistol or SBR.
Engineered with CMMG's renowned attention to detail, this assembly features a 5-inch barrel optimized for the high-velocity 5.7x28mm cartridge to ensure reliable cycling and accuracy. This system utilizes a specialized bolt carrier group designed to manage the unique pressures of the 5.7mm round, providing a smoother shooting experience than standard blowback designs. The black finish provides a durable, low-profile exterior that resists corrosion and wear under heavy use in various tactical environments.
Owners of standard AR-style platforms looking to diversify their caliber options will find the Cmmg Uppr Banshee 5.7x28mm 5" Blk to be a straightforward upgrade for their existing builds. Its lightweight construction makes it an excellent choice for shooters who value speed and ease of handling without sacrificing the flat-shooting characteristics of the 5.7mm round. This complete upper is ready for immediate installation, allowing you to transition to a modern, high-capacity caliber with minimal downtime.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.
