Product description
*Brand new and high quality.
*Made of high-quality materials, .
*The function of the piston is to maintain the air tightness between the piston and the cylinder wall.
*With standard inner and outer diameter size, it is convenient to install and disassemble.
*The has no casting defects such as cracks, pores, looseness, etc., tight connection.
*The kit contains 3 replacement piston rings, which can replace the old or damaged ones on the air pump at any time.
*Suitable for air compressors and air pumps with a cylinder diameter of 55mm, and need to be replaced when the axial clearance is greater than 0.13mm.
*Product name: Piston Ring
1.Transition: 1cm=10mm=0.39inch.
2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
3. Please allow slight manual measurement deviation for the data.