On this parts fiche the Retainer,crank Balancer Shaft is the most specified component.
The component with the lowest price in the CRANK BALANCER (MODEL H/J/K/L/M/N) schematic is the Screw.
A sample from the products for the Crank Balancer (model H/j/k/l/m/n) include: Key, Retainer,crank Balancer Shaft, Bearing(17x47x14), Screw.