VKTR Industries Hammer Forged 5.56 NATO 10.5in Fluted Barrel 1-7 Twist Nitride Black

VKTR Industries Hammer Forged DI 5.56mm NATO Threaded Barrel 10.5in Fluted Carbine Length 1-7 Twist Nitride Black. 0in 13.7in and 10.5in. VKTR utilizes a 1:7 (1 turn every 7 inches) twist rate on their 5.56 NATO barrels. It will stabilize any of the lighter weight 5.56 projectiles as well as newer heavier bullet profiles permitting the greatest possible performance with both. Features a true 5.56 NATO chamber for optimal reliability with higher-pressure ammunition and is equipped with M4 style feed ramps. Requires no break-in period. Specifications for VKTR Industries Hammer Forged DI 5.56mm Threaded Barrel: Manufacturer: VKTR Industries Color: Black Finish: Nitride Caliber: 5.56mm Barrel Profile: Fluted Gas System Length: Carbine Length Gas Block Journal Size-Diameter: .750 in Barrel Twist Rate: 1-7 Condition: New Features of VKTR Industries Hammer Forged DI 5.56mm Threaded Barrel Patented Integral Locator Pin - Used with a VKTR Low-Profile Gas Block ensures consistent positioning optimal gas flow and significantly improves ease of installation. Precut for Cross Pin - Each barrel is pre-drilled for use with a VKTR Low-Profile Gas Block and its cross pin. Close tolerances keep installation simple with a precise fit every time. Barrel Cooling - Machined cooling flutes provide additional surface area for faster heat dissipation and enhance barrel rigidity while reducing overall weight. Package Contents: VKTR Industries Hammer Forged DI 5.56mm Threaded Barrel VKTR Industries V-1101-5001-103-RP: Hammer Forged DI 5.56mm NATO Threaded Barrel 10.5in Fluted Carbine Length 1-7 Twist Nitride Black