[Low Friction]: Designed to provide minimal frictional resistance for and smooth, stable motion in various mechanical applications.; [Durable Surface]: Features a glossy, flat surface that is waterproof and to prevent rust and ensure long-lasting performance.; [Premium Material]: Made from high carbon bearing steel offering superior hardness, toughness, and resistance to wear and contact fatigue.; [Quiet Performance]: Precisely processed to reduce noise during operation, effectively enhancing machine efficiency in various settings.; [Versatile Use]: Perfect for gearboxes, motors, household appliances, internal combustion engines, transportation vehicles, roller skates, and more.
What's in the box
4 x Ball Bearing Kit, High Speed Self Aligning Double Row Metal Bearings 1208