The Hobby Slot Racing rear axle assembly kit comes with one 55 x 2.38 mm (3/32) axle, two brass bushings, one 25T brass crown gear, two 15.8 x 8 mm aluminum wheels and three M2 set screws. For use with these tires: HSR 17.5 x 9 mm, HSR 18.5 x 9 mm, HSR...