These oil seals are made of high-quality rubber, which has good elasticity, corrosion resistance, wear resistance and durability Oil seal has good sealing performance and has good resistance to many petroleum, grease, hydraulic oil, mineral oil and grease Oil seals are used to protect shafts and bearings from the intrusion of dust and foreign matter and the outflow of oil or grease Easy installation: The high-quality crankshaft oil seal is easy to install and will not be damaged, and no other tools and operations are required during installation Due to the large number of sizes, please determine the size you need before buying, so as not to cause inconvenience to you, Manufacturer: TikTako