On this parts fiche the Bolt (26h) is the most specified component.
Parts such as the Front Brake Caliper: Piston Assy, Caliper, Bleed Screw Kit, Bolt, Washer Based(3vd), Clip, Pad Pin are included in the Xvz12d Venture Royale 1989 (k) Usa Front Brake Caliper parts fiche.
The Xvz12d Venture Royale 1989 (k) Usa Front Brake Caliper consists of twenty-two pieces with the Caliper Assy (right) being the most expensive.