By designing a bolt action barrel blank, Proof has opened up countless options for chambering in your favorite caliber and having the ability to fit a large variety of actions. Their bolt-action barrels are available in a variety of calibers, lengths, contours and twist rates. Your bolt-action barrel will arrive ready for thread and chamber by your gunsmith.
Caliber: .224
Length: 28
Twist: 1:7
Contour: Competition
PROOF Research
PROOF Research
PROOF Research
PROOF Research
PROOF Research
PROOF Research
