Of all the components that make up this Tires the Nut,flanged,10mm has the lowest price.
A sample from the products for the Tires include: Nut,flanged,10mm, Tire,fr,21x9.00-8,kt5, Tire,rr,22x11.00-8,kt, Rim,fr,white No.1.
In this schematic the "Nut,flanged,10mm" is used most often.