I have RIA drawings specifing barrel markings on a fresh USGI rifle Which marking is not really approved. AR15.COM is the entire world's biggest firearm community and it is a collecting place for firearm fans of every type. From hunters and military services members, to Competitiveness shooters and general firearm https://sergiofhecy.techionblog.com/31271277/detailed-notes-on-colt-python-6-for-sale