What You Get - 60 pieces fittings,12pcs for 1/4inch fittings, 12pcs for 5/16inch fittings, 12pcs for 3/8inch fittings, 12pcs for 1/2inch fittings,12pcs for 5/32inch fittings, meeting your different needs. Safe And Reliable Material - Made of high quality PU and plastic. High pressure resistant, can withstand strong pressure without . Perfect for long term use. Push-in connector type: 5/32inch, 1/4inch, 5/16inch, 3/8inch, 1/2inch, 5/32 for 4mm 6mm 8mm 10mm 12mm OD pipe. Easy To Use - Simple push-in design attaches to the tube and provides a strong connection without additional sealing. Suitable Design - Quick connect fittings are easy to install, flexible and space saving, can be rotated 360 degrees, and the release ring has a round design and can be easily removed. Application Scope - Widely used in machinery, electronics, automotive, packaging and other industries of automated production equipment. Colour:Black+blue Material:PU+plastic Size:7.2x5.79x2.05inches Package Contents: 60 x Quick Connect Straight Push Connectors Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.