The Performance Series Aluminum Wheels features 3-spoke unidirectional designs. The wheels all have rim and spoke constructed of 6061T6 aluminum for lighter weight and higher strength. The wheels are available with three different options, With foam grip, without foam grip (brushed finsih), and finger grips(located on the back side of the steering wheel. All wheels have Grant's standard hole mounting pattern. Aluminum wheels are not shipped with horn buttons.