Mac-10 .45 Acp Barrel

After thousands of rounds barrel replacement is recommended. This Cobray replacement barrel will renew your SMG. Easy installation takes only a few minutes with the use of our McWrenches barrel tools. Make sure to remove the barrel pin before unscrewing the barrel. Please contact us if you have any questions. Barrel thread is 7/8x9. ***.45 acp Barrels are in short supply at this time