Description:Material: Double rubber sealed ball bearings are made of chrome steel, which features high hardness, excellent toughness, wear resistance and corrosion resistance. They can withstand heavy loads, providing reliable support in various applications. The double rubber sealing rings effectively isolate dust and moisture, and lock the internal lubrication, extending the service life of the bearings.Feature: These deep groove ball bearings have an ABEC3 accuracy class and feature ZV4 level, high speed, fast heat dissipation, and high-temperature resistance. With stable performance and high precision, ensure the smooth operation of the equipment.