Rig Rings - Super-smooth PTFE coated rig rings - Perfect for making blowback rigs - Available in oval shape too - Sizes include X-Small, Small and Medium Korda Rig Rings are a crossbreed of the best parts of modern day metal technologies. The silky smooth PTFE coating enhances the effectiveness of rigs incorporating a ring, especially when coupled with Korda PTFE-coated hooks. Korda rig rings have been specially designed to help the angler create a variety of different rigs for the ever-changing demands required to catch carp today. Available in four sizes and finished in black to aid concealment, the presentation options are almost endless.