Package comes with 21 pieces different types of 1/8 inch and 1/4 inch male and female connectors, 6 pieces quick disconnect connectors and 12 pieces 1/8 inch male connectors, which constitute a well matched combination for daily use. 7 different types of connectors can meet your needs for connecting different sizes of air pipes or airbrush air compressors. Quick release disconnect kit allows you to change quickly when using multiple on a single intake hose. Adapter kits are made of quality metal material, which feature sturdy construction and long lasting performance, they are not easy to break or deform, rust-proof and show metallic luster on the , are easy to store or carry. Use the thread seal tape to prevent air leakage at the connected part. Our quick disconnect device is compatible with most Master, Pointzero,, , and most Chinese ., Manufacturer: Aundhegrtt