The component with the lowest price in the REAR FENDER schematic is the Nut,flange,5mm.
A sample from the products for the Rear Fender include: Washer,rr.fend A, Fender,r*pb-187m*, Washer,flange 7x2, Fender,rr.b.
twenty-two components are shown in this Xl600v Transalp 1988 (j) England Rear Fender exploded diagram.