Features:
*The function of the for Piston for Ring is to maintain the air tightness between the for Piston and the cylinder wall.
*With standard inner and outer diameter size, it is convenient to install and disassemble.
*The for has no casting defects such as cracks, pores, looseness, ., tight connection.
*The kit contains 3 replacement for Piston rings(Including 2pcs balance for Ring+1pcs seal for Ring), 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 42mm/47mm/48mm/51mm/52mm/65mm/90mm/95mm/100mm, and need to be replaced when the axial clearance is greater than 0.13mm.

Specifications:
*Item Type: Air Compressor for Piston for Ring
*Compatible for: Air Compressor
*Size: As picture show
*Applicable cylinder diameter: 42mm 47mm 48mm 51mm 52mm 65mm 90mm 95mm 100mm, Please Choose the right size.
*Quantity: 3pcs

Package Contents:
3 x Air Compressor for Piston for Ring