... of Origin: China (Mainland)HS: 84821000Tolerance codes: ABEC-1, ABEC-3, ABEC-5, ABEC-7Material: ceramic,stainless steel and so onbearings ... ,NTN,TIMKEN ceramic bearing,etc 2.Price:promotion price 1-200$ 3.Quality:distributer of genuine bearing... )other series:angular contact / ... , GFRPA66-25, PEEK, PI, AISI US304, SUS316,Cu, etc.3) Series available: single-row deep groove ceramic ball bearings, self ...