Super Purchasing for Needle Valves - 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 3/2 Compressed Air Valve?
What’s A 4/2 Compressed Air Valve?
Our rewards are reduce selling prices,dynamic revenue team,specialized QC,sturdy factories,superior quality services for Super Purchasing for Needle Valves - rider ring – DONGYI, The product will supply to all over the world, such as: California , Serbia , Juventus , Our company mission is that providing high quality and beautiful products with reasonable price and strive to gain 100% good reputation from our clients. We believe Profession achieves excellence! We welcome you to cooperate with us and grow up together.

The company can keep up with the changes in this industry market, product updates fast and the price is cheap, this is our second cooperation, it's good.
