Proof Research PR15 Carbon Fiber Barrel 6mm ARC 16 in Rifle Length 5/8x24 Thread 1-7.5 Twist 4 Groove Carbon Fiber 128657. With a lightweight design that provides an optimal weight savings these AR15 Barrel by Proof Research are much more durable...
Proof Research PR15 Carbon Fiber Barrel 6mm ARC 16 in Rifle Length 5/8x24 Thread 1-7.5 Twist 4 Groove Carbon Fiber 128657. With a lightweight design that provides an optimal weight savings these AR15 Barrel by Proof Research are much more durable...