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 has an on/off trigger style

has an on/off trigger style switch and has an integrated stand Includes a removable lanyard and 12V DC power cord

and rulers

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

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

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 has an on/off trigger styleThe 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!