How to Thin a Military Rolling Block Receiver to a Sporting Rifle | MidwayUSA Gunsmithing
This video demonstrates the process of thinning a military rolling block receiver to sporting dimensions, a modification typically requiring a .030 inch reduction on each side. Larry Potterfield, Founder and CEO of MidwayUSA, guides viewers through this gunsmithing technique using a milling machine and fly cutter, opting for this method over a surface grinder. The demonstration focuses on the precision required for this type of firearm modification.









