The component with the lowest price in the FRAME schematic is the Screw, With Washer (4u1).
Parts such as the Frame: Bolt, Flange(4tv), Bolt, Washer Based(4km), Tank, Recovery, Frame Comp. are included in the Yzf600r 2000 4tv9 Italy 104tv-300e1 Frame parts fiche.
The Frame is made up of components including this Frame Comp. which is the most expensive.