Aluminum Alloy Car Roof Rack Rails Bar Luggage Bars Top Rack For Land For Rover For Discovery For Sport 2015-2019 Smooth aluminum alloy surface, light weight, water-proof and durable. Easy to assemble and remove in minutes. No modification or drilling. The roof rack bar has a sturdy construction. shape to minimize wind resistance. Adjustable width to fit different vehicle tracks. The helps you to maximise your fun and leisure time by making it easier to transport loads with the minimum amount of time and effort.