Colour 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, allowing for easy differentiation and organization of couplings in various applications. Made from durable materials, the Colour Marking Rings ensure long-lasting performance and resistance to harsh environments. They are available in a range of vibrant colors, enabling users to implement a color-coded system that enhances safety, efficiency, and ease of maintenance in hydraulic systems. By using these rings, operators can quickly identify and manage different lines, reducing the risk of errors and improving overall system reliability.