fourteen components are shown in this Gsxr600 1998 (w) Usa (e03) Front Calipers exploded diagram.
On this parts fiche the Bolt,housing is the most specified component.
Parts such as the Front Calipers: Pin,pad, Bolt,housing, Bolt(10x30), Screw are included in the Gsxr600 1998 (w) Usa (e03) Front Calipers parts fiche.