Length: 16
Profile: Heavy
Twist: 1-8
Finish: Stainless
Material: 4150 Chrome Moly Vanadium
Thread Pitch: 1/2 x 28
Caliber: 223 Wylde
Feed Ramp: M4
Flutes: Straight Fluted
Gas System: Carbine
Gas Block System: 0.075
Gas hole diameter: 0.070