Length: 7.5
Profile: Heavy
Twist: 1-8
Finish: Parkerized
Material: 4150 Gun Steel
Thread Pitch: 5/8 x 24
Caliber: 300 Blackout
Feed Ramp: M4
Flutes: N/A
Gas System: Pistol
Gas Block System: 0.075
Gas hole diameter: 0.072