The E-2 Contact Breaker - Advancer is made up of components including this Advancer,spark which is the most expensive.
On this parts fiche the Washer, Lock is the most specified component.
A sample from the products for the E-2 Contact Breaker - Advancer include: O,ring.2,5x75, Screw,cross,5x12, Washer Setting, Packing,base (mca).