The guide ring or wear ring guides a hydraulic cylinder piston and rod and absorbs lateral forces. To avoid metal to metal contact between the dynamic elements i. E hydraulic rod & piston pertaining to the cylindrical shape guide rings used. The take advantage of these non, Metallic guide rings are, A high bearing capacity, The elimination of local, Among others wear resistance, Stress concentrations, A reduced friction coefficient and low maintenance cost . Working pressure, 2500 to 5000 psi material, Turcite, Frpr, Bronze filled ptfe, Polyamide