Technical details of the ball bearings: 608 2RS ABEC-9 ball bearings with cover on both sides. Consists of solid inner and outer rings. Suitable for very high speed. Very high-quality bearings. Very quiet operation. Very long service life.
The ball bearing dimensions are: outer D = 22 mm, inner D = 8 mm, width B = 7 mm, 8 mm mounting (hole in the middle).