At Otis Inc LA, there is finally a way to complete the look of your custom wheels. You have the wheel, you have the center cap, but what about those lug bolts? Now you have the answer! You get a set of 20 covers plus an on/off tool. The 17mm lug covers fit all 17mm hex lug bolts including, but not limited to, Mercedes-Benz, BMW (except X5), MINI, Audi and others. The 19mm lug cover fit all 19mm hex lug bolts including, but not limited to, Porsche (current models), BMW X5, Acura and others.