The DropStars 640MB machined & black wheel is available in 18, 20 and 22 inch sizes. The DropStars 640MB offers staggered fitments for the performance enthusiast. The DropStars 640MB is available for most passenger cars, trucks, SUV's and crossovers. Free shipping on DropStars 640MB wheels. Free lugs and locks included with the purchase of a set of 4 DropStars 640MB wheels.