The component with the lowest price in the EXHAUST MUFFLER schematic is the Rubber A,stand.
Parts such as the Exhaust Muffler: Nut, Flange, 8mm, Packing,muffer (nas), Joint,ex.pipe, Collar,muff Mount are included in the Cbr600f Hurricane 1989 (k) Sweden / Kph Exhaust Muffler parts fiche.
On this parts fiche the Collar,ex.pipe Jo is the most specified component.