Seals for Hydraulic cylinder. Rod & Piston, dust, Pin dust, Wifer, Wear Ring, Back up ring, Rotary seals, Nylon WR, Oring and others. Material of Poly urethane, PTFE, NBR rubber, Viton Rubber, Phenolic, Nylon and others. Single and double lip type with metal casting with and excellent stability and optimal performance that molded from special developed PU for any applications of hydraulic cylinders. All seals are vulnerable to mechanical damage, during handling and fitting, the damage of the sealing surface shall be avoided.