Click on each spec to see options. NOTE: This Builder assumes you currently have the Micro length gas system for 8.6 Blackout and the Mini length gas system for all the other calibers.
Current Caliber none
Current Gas Port Position none
Current Brass Deflector none
New Caliber none
New Barrel Length none
New Barrel Contour none
New Gas Port Position none
New Gas Block none
New Barrel Twist none
New Muzzle Device none
New Oprod none
New Gas Tube none
Brass Deflector none
Total: