The SSR Formula MK-III Is the latest in the Formula line, bringing the popular retro design of the MK series wheels to the bigger bodied high end luxury sedans as well as sports couples. Initial sizing will be limited to 16 and 19 diameters- with the 16 available in 4x100 and the 19 wheel available in 4x100 as well as 5x98~130 patterns. While maintaining the retro design, the wheel has been re-engineered to meet and exceed Japans stringent testing. Center caps are included.