Sig Cross 8.6 Blk,12.5″,1:3

Description 8.6 Blk Sig Cross Bolt Action Barrel Premium Stainless8.6 Blackout Sig Cross. This barrel comes without a barrel extension and jam nut. You must use yours from your Cross barrel to install.  Headspace guages, proper tools and experience to install. Very straight forward swap for a Gunsmith.   Call us for any help. We can bring in your bolt and barrel and swap out the extension. 1.62 Lbs5/8″x24 Muzzle ThreadBead Blast  (Matte Finish)Match Grade416R Stainless5R Rifling1:3  Twist