Of all the components used in this assembly the Cylinder Comp.a is the most expensive.
The component with the lowest price in the CYLINDER '87-'89 - CHART schematic is the Nut, Flange, 8mm.
The Nut, Flange, 8mm is the most widely applied product in the CR125R 1989 (K) USA CYLINDER '87-'89 - CHART ( nine times ).