The Fuse,15a is the most widely applied product in the NSR125R 1998 (W) SWITZERLAND WIRE HARNESS ( two times ).
Some items from this specific schematic: Case,fuse(15a), Cap Assy.,noise S, Rectifier,silicon, Bolt,hex.,5x20.
The lowest price component in this Wire Harness parts-list fiche is the Bolt,hex.,5x20.