The product is a set of 4 hub centric rings designed to fit GMC/Chevy vehicles. Made of aluminum alloy material, these silver tone rings have a dimension of 10x112mm (0.39"x4.41") and a net weight of 571g. They are universally fitting and can be placed on the rear, left, front, or right side of the vehicle. These hub centric rings help to center the wheel properly and provide a secure fit for roll cages sized 10x112mm.