Item Type: Valve Plate Model: Approx. 13 x 46mm Length: Approx. 46mm / 1.8in Diameter at Both Ends: Approx. 13mm / 0.5in Drive Mode: Pneumatic Purpose: Air Compressor and Pump Accessories Package List 10 x Valve Plate Please allow 0& 8209;2 cm error due to manual measurement. Thanks for your understanding. 1The valves are essential parts for air compressor maintenance and are suitable for longterm storage and use 2Manufactured according to the standard, and it is not easy to fall off after installation 3The processing line is uniform, the appearance is burrfree, seamless, and the running noise after installation is low 4The kit contains 10 replacement valves, which can be easily and quickly replaced manually 5Made of high-quality aluminum, with high strength and good heat dissipation, ensuring stable operation of the machine