CMMG Banshee Mk4 AR-15 Upper Group .338 ARC 10.5" Barrel Black 34B8D0F-AB

CMMG Banshee Mk4 .338 ARC 10.5" Upper Group CMMG Banshee Mk4 AR-15 Upper Group .338 ARC 10.5" Barrel Black 34B8D0F-AB Upgrade your AR-15 platform with the CMMG Banshee Mk4 Upper Group. This complete upper receiver assembly is chambered in the powerful .338 ARC and features a compact 10.5-inch barrel. CMMG Banshee Mk4 .338 ARC Upper Group The CMMG Banshee Mk4 AR-15 Upper Group (model 34B8D0F-AB) is a high-performance complete upper receiver assembly chambered in the innovative .338 ARC cartridge. Featuring a 10.5-inch barrel, this upper is designed for short-barreled rifle (SBR) builds or pistol configurations. The .338 ARC offers significant ballistic advantages over traditional AR-15 calibers, delivering increased energy and better terminal performance at short to medium ranges. The Banshee Mk4 upper comes fully assembled with a bolt carrier group, charging handle, and handguard, making it ready to install on a compatible lower receiver. Finished in black, this upper combines CMMG’s reputation for quality manufacturing with modern ballistic performance. Whether you’re building a compact defensive firearm or a specialized short-range rifle, the CMMG Banshee Mk4 .338 ARC upper provides excellent accuracy, reliability, and power in a compact package. Key Features of the CMMG Banshee Mk4 Upper Brand: CMMG Model: 34B8D0F-AB Caliber: .338 ARC Barrel Length: 10.5 inches Platform: AR-15 Finish: Black Ideal for Short Barrel Builds This upper is perfect for builders looking for a compact, powerful AR-15 upper in the innovative .338 ARC caliber. Product Specifications Brand: CMMG Model: 34B8D0F-AB Caliber: .338 ARC Barrel: 10.5" Why Choose the CMMG Banshee Mk4 Upper? The 34B8D0F-AB delivers compact size, powerful .338 ARC performance, and CMMG quality in a ready-to-install upper group. CMMG. Banshee Mk4. 34B8D0F-AB. 840442506247. The End