The Roller 5x10 is the lowest priced item on this At Differential Gear schematic.
Parts such as the At Differential Gear: Ring, Set 80mm 5, Ring, Set 80mm 4, Roller 5x10, Bolt Hex 10mm are included in the Civic 1998 (w) 2dr Ex (ka) At Differential Gear parts fiche.
The thirteen Civic 1998 (w) 2dr Ex (ka) At Differential Gear component parts are all listed in this schematic.