AR-15 PISTOL BARREL: 7.5" 223 WYLDE HEAVY , W/ 1-8 TWIST PARKERIZED FINISH

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