3Pcs Piston Ring, 65mm Piston Ring Replacement, Pneumatic Cylinder Piston Ring, for 2.2KW 3.0KW Motor 0.25 0.36 Air Compressor Air Pump, Air Compressor Accessories - Hyuduo, Hyuduoncbh8zvey21240

• [Using tips] When the axial clearance of the air ring is greater than 0.13mm, it is recommended to replace the piston ring. [Specifications] The outer/inner diameter of the piston ring is 68/62mm, which is convenient for replacing the damaged piston ring. [Good air tightness] The piston ring is made of high-quality materials, and the piston and cylinder wall have good air tightness. [Simple installation] The 65mm piston ring has standardized production and exquisite craftsmanship, and is easy to install and disassemble. [Wide range of application] The piston ring is suitable for cylinders with a diameter of 65mm, 2.2KW 3.0KW motors, 0.25 0.36 air compressors, air pumps, etc.