Thread-on wheel fan for 19x8.5 LAS-R and RSE cast monoblock wheels only. Available in both gloss white and gloss black, the new Rotiform AeroDisc is an easy and exciting way to customize your vehicle. Download our free graphics packages, or run them as is for that vintage motorsport look. Sold individually, 4 needed per vehicle (though we won't mind if you buy more than 4). Rotiform AeroDiscs must be used with new Billet Hex fastener.Billet Hex fasteners are sold individually, please select from the option above to add them to your order. Machined Billet Hex: 32170-26-ARGloss Black Billet Hex: 32170-26-AB Download free graphics packages here.