Product Categories LYTBZ production angular contact ball bearings can be broadly classified into four types: Single row angular contact ball bearings 7000C, 7000AC, 7000A, 7000B Group supporting contact ball bearings Face-to-face (DB), back-to-back (DF), Tandem (DT), the triple Double row angular contact ball bearings Double Roller Inner Ring Road and Outer Ring Road, the two-roll combination Double Roller Outer Ring Road with the two single-roller combination of Inner Ring Road Outer Ring Road double roller and dual-roller combination Inner Ring Road Four-point contact ball bearings QJ0000, QJF0000