Fusion Firearms introduces a complete new line of Flange style reverse plugs for the Colt Style 1911 pistols and clones. These Flange Style Reverse Plugs are being made in several variations for your specific application. The Great thing about these is they are easy to install and you do not need to back-bore or ream the dust-cover tunnel in the slide. We have configured these plugs in several sizes and for several applications. Officers Size – 4 styles of reverse plugs are available, which cover both bull and bushing barrel Solid end “Round” for use with a conventional bushing barrel or Bull barrel “Round” Full length guide rod style for use with Conventional barrel bushing or Bull barrel “Full-Profile”- Solid end for use with a Bull barrel and GI guide rod system “Full-Profile”- Full length guide rod set-up for use with a Bull barrel and full length guide rod system