plastic deep groove ball bearing 1.High quality, competitive price 2.Cage:Steel,Brass 3. ... :120000pcs . High accuracy, High speed2. ISO 9001:20003. Can be customized according to your needs4. Can provide small & miniature standard and ... , Buyer Label Offered 2. our brand :KNZ Deep groove ball bearing We have Open ,Z,ZZ,RS,2RS,RZ,2RZ,N ...