Proof Research: 300 Blackout Stainless Steel AR Barrel, 1 - 7 Twist, 12.5"
$489.00
$559.00
Proof Research
Specifications
Barrel Type: PR15
Length: 16"
Chamber/Caliber: 300 Blackout
Twist Rate: 8
Gas System Length: Carbine
Gas Journal Diameter: .750
Muzzle Threading: 5/8x24
Material: Carbon Fiber
Weight: N/A