Features: Engineered with a universally 55mm threaded design, this leak proof bottle cap ensures sealing for foam sprayer containers, preventing detergent leaks during high pressure car wash operations while maintaining foam freshness. Crafted from black plastic, the adapter features reinforced threading and wide mouth compatibility, delivering performances as essential pressure washer accessories for foam sprayer systems. Ideal for car wash enthusiasts, professional detailers, and users seeking upgraded sealing ways for their foam sprayer setups or chemical storage bottles. Perfectly secures foam sprayer reservoirs during intense vehicle cleaning , garage storage, or mobile detailing services where spill proof detergent containment is critical. Combines industrial grade functionality with sleek aesthetics, this pressure washer compatible cap enhances equipment professionalism while providing long term protections against contamination and evaporation. Specifications: Materials: Plastic Color: Black/Gray Size: 69x25mm/2.72x0.98 inches Thread inner diameter: 55 mm Suitable for 55mm diameter large diameter kettle Package Includes: 1 Pc Glass Cleaning Sprayer Bottle Caps note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.