... and high quality Prompt delivery and good service angular contact ball bearing- Single and duplex arrangement: Series 78, 79, 70, 72 ... precision grade: Series 78C, 79C, 70C, 72C, 73C- Double row type without filling slots: Series 52, 53With filling slots: Series 32 ... cage and nylon cage available Besides, four point angular contact ball bearings are available too. Modeld(mm)D(mm)B(mm ...