Length: 20
Profile: Heavy
Twist: 1-8
Finish: Stainless
Material: 4150 Chrome Moly Vanadium
Thread Pitch: Non-Threaded (Crown)
Caliber: 223 Wylde
Feed Ramp: M4
Flutes: N/A
Gas System: Rifle
Gas Block System: 0.0875
Gas hole diameter: 0.093