Color Marking Rings are essential accessories for STAUFF Quick Release Couplings, specifically designed for the Carbon Steel Flat-Face Push-to-Connect Couplings in the Series FF/FH. These rings provide a visual identification system, enhancing safety and efficiency in hydraulic systems. Available in various colors, they allow for easy differentiation and organization of couplings in industrial settings. By using Color Marking Rings, users can quickly identify the type or purpose of each coupling, reducing errors and improving workflow. These durable rings are made to withstand harsh environments, ensuring long-lasting performance and reliability in your hydraulic applications.