The Nut,hex.,10mm is the most widely applied product in the CX500 1978 FRANCE REAR FORK ( three times ).
Some items from this specific schematic: Pin,split, 2.0, Spg-washer 10mm, Bolt,special,8mm, R/brg Tap N/com.
The most reasonably priced component used on the Cx500 1978 France Rear Fork is the Nut,hex.,8mm.