Package includes: 4 pieces of 2 types of male/female compressed air quick connectors, including 2 SH20 female connectors and 2 PH20 male connectors. High-quality material: These compressed air quick connectors are made from high-quality iron with a nickel-plated surface for rust resistance, corrosion resistance, and reliable sealing performance. Easy to install: Simply push back the retaining ring, insert the pipe, and release the ring to lock in place for quick and secure connections or disconnections between tools and air lines. Wide application: Suitable for use in various pneumatic systems, these connectors provide a reliable solution for connecting pneumatic equipment and air hoses. Specifications: Product name: Compressed air quick connector Material: Iron with nickel-plated surface Color: Silver These compressed air quick connectors are widely used for connecting pneumatic devices to air pipes. The nickel-plated finish ensures good airtightness, rust resistance, and durability. Box contents: - 2 x SH20 female compressed air quick connectors - 2 x PH20 male compressed air quick connectors Note: - Please measure the inner diameter of your air hose carefully before purchase to ensure compatibility. - Slight variations may occur due to manual measurement. - Monitor settings may cause color differences between the image and the actual item. Please refer to the physical product for accurate color.