Ball Bearings 20x42x8mm Sealed Double Sided 10pcs Steel

1 These bearings are made of high quality steel for low noise and long service life. 2 They are double-sided sealed to avoid contaminants entering and save lubricant. 3 This section bearing feel smooth, low noise, long service life. 4 Suitable for motor, toys, model, instruments and meters, electric tools, communications equipment, fitness equipment and other fields. 5 There comes total 10 pieces miniature bearings which you may use for many different projects.

What's in the box
10 x Ball Bearings