Color Marking Rings (Series FF/FH) are essential accessories for STAUFF Quick Release Couplings, specifically designed for 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 fluid handling systems. Made from durable materials, they ensure long-lasting performance under demanding conditions. The color-coded rings allow for easy differentiation and organization of couplings, reducing the risk of errors during connection and disconnection processes. Ideal for industrial applications, these marking rings are a crucial component in maintaining an organized and safe working environment with STAUFF's Carbon Steel Quick Release Couplings.