Futura Modular A classic five-spoke configuration, the Futura Modular is O.Z. craftsmanship at its very best. This forged aluminum three-piece wheel, features a silver painted face with a polished rim. It is a favorite among many high-performance tuners such as Strosek Porsche, Callaway Corvette, Arden Jaguar, Harman BMW, Koenig Ferrari, Lotus Sport, MAE Mercedes, TVR, Toyota Motor Europe, and Zagato. The Futura Modular is available in 17, 18, and 20 inch diameters, with customizable widths ranging from 6.5 to 13 inches.