Product Name : Deep Groove Ball Bearing;Bearing Model : 606ZBearing Standard(mm) : 6 x 17 x 6;Inner Diameter : 6mm/ 0.23"Outer Diameter : 17mm/ 0.66";Width : 6mm/ 0.23"Material : Metal;Color : Silver ToneWeight : 30g;Features metal material, double shielded, to protect the bearing from filth or any probable contamination.Deep groove ball bearings chiefly take radial load as well as average axial load. With much less coefficient of friction, less vibration and noise.Widely used for small motors, family applications, in conveying field, etc.Package Content : five x Deep Groove Ball BearingsNote:Light shooting and varied reveals can cause the color of the thing within the photo a bit of various from the genuine thing. The measurement allowed error is +/- 1-3cm.