The most reasonably priced component used on the Rg250 1987 (h) (e01 E04 E21) Front Wheel is the Nut 12mm.
A sample from the products for the Front Wheel include: Balancer, Wheel (30g), Spacer, Spacer,front Axle,right, Box Assy,speedometer Gear.
The most expensive part in this assembly is the Wheel, Front (mt2.15x16) White.