The O Ring,17.3x2.4 is the most widely applied product in the CB600F HORNET 1999 (X) NETHERLANDS KPH 34P GASKET KIT B ( four times ).
The lowest price component in this Gasket Kit B parts-list fiche is the Washer,plug,drain 12.
Some items from this specific schematic: O-ring,19.8x2.4, Washer Sealing, Gasket,pulser Cov (nas), Washer,plug,drain 12.