... :Large stock 3:ISO9000:2100 4:Good serivce Ceramic ball bearing 605 1:Ceramic bearing has high temperature resistance, ... could make the cage with GFRPA66-25, PEEK, PI, AISISUS304, SUS316, Cu, etc ... or according to buyers requirement.Details: Full ceramic bearing have excellence performance as special electrical and ... also could make the cage with GFRPA66-25, PEEK, PI, AISISUS304, SUS316, Cu, etc. ...