Set of four (4) Otis Inc LA Mercedes-Benz OEM Replacement Center Caps. Brilliant Silver Base w Chrome Star This Amazon listing includes four (4) center caps. Finish the look of your OEM silver wheels. Finish the look of your OEM silver wheels. One piece plastic with retainer ring. Roughly 75mm or 3 inches in diameter. Will fit all GENUINE Mercedes and AMG wheels size 15 inch and above. WILL NOT FIT AFTERMARKET or REPLICA WHEELS!