THE ALUMINUM LOGO CAPS HAVE BEEN DISCONTINUED. WE HAVE A FEW SETS AVAILABLE. Individually machined from 6061 T-6 aluminum and clear anodized to a brilliant silver (Not recommended where road salts used), They are precision made from the highest quality of materials. Each air valve cap displays a polycarbonate coated full color logo of your choice and is fitted with a Buna-O-Ring for a proper air tight seal. This accessory is also avalable in your choice of Aluminum, ABS Chrome or Graphite (Aluminum is not recommended in climates that use roadsalts). available in several different logos, shipping is not included.