This STEP assembly utilises four Washer, 12.5mm(s) - the highest specified component.
A sample from the products for the Step include: Arm,r Step*nh-105, Washer Plain 6mm, Step Rubb Pillion, Arm,r.ste:nh-105*.
The lowest price component in this Step parts-list fiche is the Washer,plain, 6mm.
