The most expensive part in this assembly is the Step Assy,r..
The most reasonably priced component used on the Cb750k 750 Four K 1979 (z) Usa Step Cb750k 79-82 is the Bolt,hex., 6x16.
The Pin,cotter 1.6x15 is the most widely applied product in the CB750K 750 FOUR K 1979 (Z) USA STEP CB750K 79-82 ( four times ).