These are brand new 1" thick aluminum spacers with pressed-in studs. They are used to space Ford wheels (5 on 4.5" bolt circle) 1" outward on Ford (5 on 4.5" bolt circle) rear axles. Great way to safely gain an extra inch of clearance between the rear tires and the body. Excellent quality, brand new. Used for mock-up only, never mounted. $50 pair, shipping NOT included.