spherical roller bearings Product Description: Model No.:spherical roller bearingsBrand:MYCTypes: open,Z,ZZ,RS,2RS,RZ,2RZ.Material:Chrome Steel, Carbon Steel, Stainless Steel, Plastic,ceramicDimensions:------Package:10 PCS/ROLL OR 1PCS/BOX.Application:Motor, Machinery, Electric Tools, Sports Apparatus, office equipment , Scooter Aluminum..