Proof Research Bolt-Action Barrel Carbon .308 16.5in 8 Twist 5 Groove Sendero 107720. The process that is used to create these Rifle Barrels by Proof Research uses a long fiber much like what is used in bullet shackles to ensure that the barrels are...
Proof Research Bolt-Action Barrel Carbon .308 16.5in 8 Twist 5 Groove Sendero 107720. The process that is used to create these Rifle Barrels by Proof Research uses a long fiber much like what is used in bullet shackles to ensure that the barrels are...