On this parts fiche the Washer,lock is the most specified component.
twenty-two components are listed in the schematic for this T305 Tc305 1969 Usa (e03) Center Stand-side Stand-footrest Bar-rear Brake .
A sample from the products for the Center Stand-side Stand-footrest Bar-rear Brake include: Pin(l:17.5), Bolt(10x48), Bracket,side Stand, Nut.