This is a set of Tire O-Rings. They are specially designed to be used to install most drift tires on most rims. We offer them in 2 sizes. Thin and Thick.
The thin ones are by far the more popular choice. but sometimes, certain rim companies product rims that are slightly smaller in tolerances and require the thicker O-Rings to keep the tire firmly on.
Most people have a variety of both in case this happens.
Tire O-Ring Packs all contain 4 O-Rings.
You use 1 O-Ring per rim. The O-Ring prevents the tire from slipping in place, or falling off. Sold as packs of 4