Of all the components that make up this Optional the Grease(c)ep2 Lithium 150g has the lowest price.
The three Ts125 1971 1972 (r) (j) Usa (e03) Optional component parts are all listed in this schematic.
Some items from this specific schematic: Grease(c)ep2 Lithium 150g, Thread Lock No.1401 Clear 200g, Lever,tire.