Derraco Engineering bushing holder for Derraco Headspace & Bullet Comparators Dual Grubscrew type rm-50 Almost every major handgun manufacturer

Almost every major handgun manufacturer produces a firearm in this calibre

For the 30 Luger

is part of our worldwide offer of the CZ 457 series

Due to the metal tip

221 Fireball

Derraco Engineering bushing holder for Derraco Headspace & Bullet Comparators Dual Grubscrew type rm-50 Almost every major handgun manufacturerMade of 303 stainless steel and brass. Our bushing holders will not work on the Hornady comparator set. Only compatible with the Derraco Engineering Headspace & Bullet Comparator set. Single screw type is convenient but may interfere with use and may not be as true. Dual grubscrews type will sit flush on caliper jaws, and offer secure gripping. Our Anvil bases will work with any brand of bullet comparators.