20 PCS Bearings: 10 x 6800Z Bearings & 10 x 6000-2Z BearingsClosed with metal shields to protect the bearing from dust or any possible contamination.Commonly used for Electric Motors, Wheel Bearings, Agricultural, Conveying and much more.Deep groove ball bearings.These bearings are pre-lubricated with grease.Product Name : Deep Groove Ball BearingModel No. : 6800Z & 6000-2ZInner Diameter : 10mmOuter Diameter : 19mm & 26mmHeight : 5mmThickness:8mmDeep Groove Ball Bearings Net Weight : 53gColor:SilverMateral: Steel + MetalPackage Contents:20 x BearingsOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.