Colour Marking Rings are vital accessories designed for STAUFF Quick Release Couplings, specifically for the Carbon Steel Flat-Face Screw-to-Connect Couplings in the Series FG. These rings provide an effective way to visually identify and organize different couplings within your system. Made to enhance safety and efficiency, the Colour Marking Rings help in quickly distinguishing between various types of couplings, ensuring that maintenance and operational tasks are performed accurately and swiftly. By using these rings, you can easily manage and maintain your STAUFF couplings, reducing the risk of errors and improving overall system performance.