Forever Seals is a company who specialized in manufacturing many different kinds of seals in hydraulic cylinder. Such as hydraulic piston seals, hydraulic rod seals, wear rings, head seals, wiper seals, buffer rings, shaft seals, pneumatic seals, cylinder end seals and so on. The materials include NBR, FKM, PTFE, PU, POM, NYLON and other high polymer material. The production process have CNC machining, mold injection, casting, vulcanization and so on. Forever Seals company can provide thousands of models and tens of thousands of specifications. We have large stock of O-Rings, Oil seals and Hydraulic seals. Welcome to asking details.