With a unique design that features 9 stiletto knife daggers placed strategically inside the negative space of the wheel, Xtreme Machine Stiletto Chrome wheels are compact and perfect for riding in extreme conditions. They are made available to you in 21 inch tire widths. Standardized through the JASO and TUV certification program, Xtreme Machine Stiletto Chrome wheels are of superior quality and they offer optimum performance on the road. They are competitively priced and come ready to install.