The Fuel Tank assembly is constructed from several parts from which the Tank Sub Ass*nh1* is the most expensive.
Parts such as the Fuel Tank: Bolt,flange,6x22, Clip,a-13 Tube, Washer 6mm, Rubber,seal Breat are included in the Nsr125r 2001 (1) European Direct Sales Fuel Tank parts fiche.
On this parts fiche the Bolt,socket 4x21 is the most specified component.