Score the best gun deal on the Proof Research Carbon Fiber Prefit Barrel 7mm, now at $649.35 – a straight-up steal we unearthed after hustling through price hunts. This discount on accessories is as rare as a coon in the brush, perfect for upgrading your rifle with lightweight precision. Proof Research Carbon Fiber Prefit Barrel 7mm for $649.35— that's a straight-up deal we dug up after bustin' our tails scoutin' prices. Don't make me joke about how these things can be as elusive as a coon in the brush.