Characteristic: 1. Valve plates are used in air compressor parts for the suction and exhaust systems and are essential parts for maintenance. 2. The kit includes 10 interchangeable valve plates for air compressors, suitable for air pump accessories for air compressors with a capacity of 0.75 1.5 kW . 3. These valve plates are standard size, and the rectangular design is suitable for mounting on a cylinder with a diameter of 51 mm. 4. Made of high quality cast iron , heat and corrosion resistant, suitable for various harsh conditions. 5. Easy to assemble and disassemble, it is an essential addition to air compressor maintenance. . 10 pcs . Cast Iron Air Compressor Valve Plate . 10 pcs . Cast Iron Air Compressor Valve Plate Specification: Item Type: Air Compressor Valve Plate Model: valve plate 51 Purpose: air compressor accessories, maintenance essentials Material: cast iron Product Size: approx. 10 x 47mm / 0.4 x 1.9 inch Explanation: 51 means that the cylinder diameter is approx. 51 mm / 2 inches . 10 pcs . Cast Iron Air Compressor Valve Plate . 10 pcs . Cast Iron Air Compressor Valve Plate List of packages: 10 x air compressor valve plates . 10 pcs . Cast Iron Air Compressor Valve Plate . 10 pcs . Cast Iron Air Compressor Valve Plate