Proof Research 134467 Bolt Action Barrel Pre-Fit 308 Win 16" 1:10" Twist (5 Groove), 5/8"-24 tpi Threaded, Carbon Fiber, Drop-In Design for Sig Cross Coolers Excellent for 9mm and

Excellent for 9mm and

Built from a one-piece body of heavy-duty glass-filled nylon with an over-molded rubber grip area

1/3 co-witness height is only with Aimpoint T-1/T-2/H-1/H-2 or other same optic housing height red dots

plus two large pockets

a wide angle lens permits a wide field of view and makes the reticle easier for the eye to pick up

Proof Research 134467 Bolt Action Barrel Pre-Fit 308 Win 16" 1:10" Twist (5 Groove), 5/8"-24 tpi Threaded, Carbon Fiber, Drop-In Design for Sig Cross Coolers Excellent for 9mm andThe times of sending off your Sig Cross to have the barrel changed is over with Proof's drop in barrel Design! Stand alone and guaranteed to headspace is achievable at your own home with no gunsmith required!