Max spare's rubber sealing solution is adaptable for piston rod applications and includes a supplementary O-ring configuration Found at the bottom, It functions as a backing for the main offering lubrication, Protection from, Seal lip wear, And remaining impervious to providing an assortment of including nitrile, Pressure options NBR for up to 160 bar and polyurethane for 300 bar, Because of its superior wear resistance The longevity of polyurethane is triple that of NBR, Featuring a hassle-free installation. An O-ring configuration at the base enhances its effectiveness provides an additional layer to the main sealing lip, Adeptly clearing away tiny traces of oil glides over the sealing edge with every pass. Ideal for hydraulic cylinders of light to medium duty. Can also work in combination with Durable RTA-style rod seals tailored for heavy-duty uses in and presses, Hydraulic props, Mining gear. Compatible with mineral oils, Alongside water-soluble and glycol-based fluids. Constructed from polyurethane offering a hardness measurement of 92 on the Shore A scale a right angle of 90 degrees