Chinese Professional Air Solenoid Valve - 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:

Related Product Guide:
What’s A 4/2 Compressed Air Valve?
What’s a 3/2 Compressed Air Valve?
Our mission is to become an innovative supplier of high-tech digital and communication devices by providing value added design, world-class manufacturing, and service capabilities for Chinese Professional Air Solenoid Valve - rider ring – DONGYI, The product will supply to all over the world, such as: Iceland , Slovenia , Mongolia , We set a strict quality control system. We have return and exchange policy, and you can exchange within 7 days after receive the wigs if it is in new station and we service repairing free for our products. Please feel free to contact us for further information if you have any questions. We are glad to work for every client.

Adhering to the business principle of mutual benefits, we have a happy and successful transaction, we think we will be the best business partner.
