Pacific Dualies carries a spectrum of quality wheel simulators. Pacific Dualies wheel simulators are designed to mount securely. They are manufactured from the highest grade of stainless steel. This product is a snap on style dually simulator for eight lug wheels with four vent holes. It is an appropriate fit for 16 inch wheels. The component parts of this wheel simulator are 1 piece front wheel cover and 1 piece rear wheel cover. Will never yellow, corrode, rust, or pit