CMMG Barrel Sub-Assembly 16.1 M4 Profile .22 LR

CMMG 16.1 M4 Profile .22LR Barrel Features This barrel uses a classic M4 profile to maintain familiar weight distribution and compatibility with standard AR-15 handguards. The 1:16 twist rate is optimized for stabilizing a variety of .22LR bullet weights making it suitable for both recreational shooting and training applications. The salt bath nitride treatment delivers a smooth wear-resistant surface while increasing longevity and ease of maintenance. Threaded at 1/2x28 the muzzle is suppressor and muzzle device ready allowing seamless integration with rimfire suppressors and flash hiders. The barrel uses a .750 inch gas journal in a carbine-length position for alignment with common AR-15-style rails and accessories. Whether used for plinking rimfire competition or training this CMMG barrel brings precision and build-quality to any .22LR upper. CMMG 16.1 M4 Profile .22LR Barrel Specifications Manufacturer: CMMG Model: 16.1 M4 Profile Barrel Sub-Assembly Caliber: 22 LR Barrel Length: 16.1 inches Profile: M4 Material: 4140 Chrome Moly Steel Finish: Salt Bath Nitride (Inside and Out) Twist Rate: 1:16 Chamber: 22LR Sporting Thread Pattern: 1/2x28 Gas Journal: .750 inch Carbine-Length