6308ZZ Shielded Ball Bearing Deep Groove Ball Bearing 40mm x 90mm x 23mm 6308ZZ Shielded Ball Bearing, Bearing inner diameter is 40mm, Bearing outer diameter is 90mm and Bearing width is 23mm, Bearing is Made of Chrome steel, 6314ZZ is Electric motor quality, each 6314ZZ bearings is closed with 2 Metal Shields, one Shield from each side, to protect the bearing from dust or any possible contamination, also 6314ZZ bearing is pre-lubricated with grease.
