Proof

Proof Research 105337 Bolt Action Barrel Blank 264 Cal 24 Sendero Light Contour 1:7.50 Twist 4 Grooves Carbon Fiber Wrapped

Proof Research 101261 ARStyle Barrel 308 Win 16 Intermediate Length Gas System 1:10 Twist 5 Grooves 5824 tpi Carbon Fiber Wrapped

Proof Research 100905 Bolt Action Barrel Blank 264 Cal 22 Sendero Contour 1:8 Twist 4 Grooves Carbon Fiber Wrapped

PROOF RESEARCH 101292 Carbon Fiber ARType 308 Winchester 20 Barrel with Rifle Gas System

PROOF RESEARCH 100912 Carbon Fiber Bolt Action 264 Win Mag 24 Barrel Blank with Sendero Contour