Pre-made ones are available from the likes of rifle ranch targets. 8 mm thick is fine with ar 450 or 500 having it hang at a slight angle significantly reduces damage to the surface.
Type: Posts; User: Marty Henry
Pre-made ones are available from the likes of rifle ranch targets. 8 mm thick is fine with ar 450 or 500 having it hang at a slight angle significantly reduces damage to the surface.