On this parts fiche the Screw-pan-cros,5x8 is the most specified component.
A sample from the products for the Swingarm include: Sleeve,swing Arm,l=34, Bearing-needle, Screw-pan-cros,5x8, Bolt-flanged-small.
The nineteen Kx100-c3 2000 Usa Canada Swingarm component parts are all listed in this schematic.