Proof Research 134573 Bolt Action Barrel Pre-Fit 6mm Creedmoor 20" 1:7.50" Twist (5 Groove), 5/8"-24 tpi Threaded, Stainless Steel, Drop-In Design for Sig Cross Grips and Recoil Pads The 41 caliber FTX slug

The 41 caliber FTX slug actually engages the gun's rifling

The gun sling begins with ultra-durable and lightweight hypalon construction with molded

Compatible with the SCT 19 frame ONLY the precision engineered SCT Magwell

The sound produced by the electrical current alone is enough to deter a potential threat and the sleek design is both attractive and convenient for easy carry

The ZeroTrace Charge boasts a 10-plus hour battery life from its lithium-ion battery

Proof Research 134573 Bolt Action Barrel Pre-Fit 6mm Creedmoor 20" 1:7.50" Twist (5 Groove), 5/8"-24 tpi Threaded, Stainless Steel, Drop-In Design for Sig Cross Grips and Recoil Pads The 41 caliber FTX slugThe 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!