6004-2RS1 Ball Bearings 20x42x12mm Rubber Sealed - 10 Piece

1 These bearings are made of high quality steel for low noise and long service life. 2 They are rubber sealed to avoid contaminants entering and save lubricant. 3 Bearings have a 20mm inner diameter, a 42mm outer diameter, and a 12mm thickness. 4 These are great for small hobby 20mm shaft/rod projects. 5 There comes total 10 pieces miniature bearings which you may use for many different projects.

What's in the box
10 x Deep groove Ball Bearings