Leading Manufacturer for Motorcycle Piston Ring - rider ring – DONGYI Detail:
Selection from a comprehensive range of tribological materials
No pressure applied to the rider ring by relief grooves
Conversion of cylinder from lubricated to non-lubricated operation
In reciprocating compressors, rider rings guide the piston in the cylinder bore.
We manufacture them from materials that are specifically developed for the respective application.
Product detail pictures:

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Just about every member from our large efficiency income crew values customers' wants and enterprise communication for Leading Manufacturer for Motorcycle Piston Ring - rider ring – DONGYI, The product will supply to all over the world, such as: Birmingham , UK , Lithuania , Our company offers the full range from pre-sales to after-sales service, from product development to audit the use of maintenance, based on strong technical strength, superior product performance, reasonable prices and perfect service, we'll continue to develop, to supply the high-quality goods and services, and promote lasting cooperation with our customers, common development and create a better future.

We are long-term partners, there is no disappointment every time, we hope to maintain this friendship later!
