Prototipo 370Mm. Prototipo is the ideal choice for classic vehicles of all generations. At the NEW 370mm diameter, the unique, timeless design is the perfect choice for both long driving trips or a performance GT car. The iconic holes in your choice of black or silver spokes make this black leather-gripped steering wheel lighter to handle. The hand-sewn parallel white stitching runs the perimeter of the entire steering wheel. The laser-engraved ”Prototipo” on the spokes and yellow MOMO logo on the embossed horn button provide the ultimate finishing details of this classic MOMO steering wheel. *By request/order.