The Bolt-flanged,10x20 is the most widely applied product in the ZG1000A2 CONCOURS 1987 USA CALIFORNIA CANADA FRAME ( two times ).
The Frame is made up of components including this Frame-comp,fr which is the most expensive.
The most reasonably priced component used on the Zg1000a2 Concours 1987 Usa California Canada Frame is the Bolt-flanged,10x20.