Generic LMF25UU 25mm Inner Dia Round Flange Mounted Linear Ball Bearing Bushing The universal Ball Bearings is great for you to replace the damaged Ball Bearings in your devices to improve them efficiency and save energy.Widely used in home appliances, industrial, low noise and high speed electric motors, construction machinery, automotive components, pumps, and machinery.Smooth moving, low friction, high rigidity and long life. Economical, easy to maintain replace