The Screw(4dh) is the most widely applied product in the YW100E 1999 4VPL SWITZERLAND 294VP-300S1 FRONT BRAKE ( three times ).
A sample from the products for the Front Brake include: Piston Assy, Calipe, Disc, Brake (right), Bolt, Bolt, Flange(3vp).
The Yamaha FRONT BRAKE has eleven products enlisted in the schematic.