The Bolt,socket,8x12 is the most widely applied product in the NSR125R 1992 (N) FRANCE / KPH LEFT CRANKCASE COVER/ GENERATOR ( four times ).
The Nut,hex.,4mm is the cheapest item from this partsfiche.
The Left Crankcase Cover/ Generator is made up of components including this Ac Gen,flywheel which is the most expensive.