Composites are not metal and alloys are metal! Composite alloy is just BS.Translation is 6060 T6 alloy aluminum. Not sure if they anodized or not! The item "Supercharger Performance Pulley 12% 10% Land Rover Range Jaguar M112" is in sale since Tuesday, June 6, 2017. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Air & Fuel Delivery\Turbos, Superchargers & Intercoolers\Superchargers & Parts". The seller is "qualitysuperchargers" and is located in Hermitage, Pennsylvania. This item can be shipped to United States, all countries in Europe, all countries in continental Asia, Canada, Australia, South africa, Bahamas, Mexico, New Zealand, Brazil, Chile, Colombia, Costa rica, Dominican republic, Panama, Trinidad and tobago, Guatemala, El salvador, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bermuda, Bolivia, Ecuador, Egypt, French guiana, Guadeloupe, Cayman islands, Martinique, Nicaragua, Peru, Paraguay, Reunion, Uruguay.