Parts such as the Crank Balancer: Washer, O Ring(d:1.9,id:16.8), Bearing(19x26x25.2), Shaft,crank Balancer are included in the Gsx1300r Hayabusa 2011 (l1) Usa (e03) Crank Balancer parts fiche.
The component with the lowest price in the CRANK BALANCER schematic is the Bolt(6x20).
Check out any of the eleven Crank Balancer components enlisted.