JE Machine Tech AR-15 Barrel Features The Je Machine Tech barrel is chambered in .223 Wylde a chamber cut that allows reliable feeding of both .223 Remington and 5.56 NATO ammunition while improving accuracy over a standard 5.56 chamber. Machined from chrome plated steel the barrel resists corrosion and heat buildup during sustained fire while the black nitride finish adds further protection against wear. A 1:8 twist rate stabilizes a broad range of bullet weights making the barrel versatile across common .223 Wylde loadings. The 10.5 inch carbine length barrel suits a compact AR-15 build intended for close to mid range use. The barrel is threaded 1/2x28 at the muzzle accepting standard AR-15 muzzle devices such as brakes compensators or suppressor mounts. Its carbine length gas system is matched to the 10.5 inch barrel length for reliable cycling in a shorter configuration. Chrome plating on the bore and chamber extends barrel life and simplifies cleaning after extended range sessions. For an AR-15 builder assembling a compact durable carbine chambered in .223 Wylde this Je Machine Tech barrel is a solid foundation available for sale at GrabAGun. JE Machine Tech AR-15 Barrel Specifications Manufacturer: JE Machine Tech Caliber: .223 Wylde Compatible Hosts: AR-15 Finish: Black Nitride Material: Chrome Plated Steel Barrel Type: Carbine Length Twist Rate: 1:8 Thread Pattern: 1/2x28 Barrel Length: 10.5 Available At: GrabAGun