The Washer,plain,8mm is the most widely applied product in the XL100 K0 1974 USA STEP BAR / SIDE STAND / BRAKEPEDAL ( six times ).
The component with the lowest price in the STEP BAR / SIDE STAND / BRAKEPEDAL schematic is the Washer,plain, 6mm.
The Step Bar / Side Stand / Brakepedal is made up of components including this Arm,kick Starter which is the most expensive.