I put the calipers on two Remington shells a very old Kleanbore Express, rolled crimp, that is 2.465 inches long. A later Power Piston Express folded crimp, that is 2.360 inches long.
A Federal HiPower at 2.465" rolled crimp
A Remington Arrow at 2.545" rolled crimp loding 3 1/2Dr 1 1/8 oz shot
|