The use of car roof racks as place for storing goods is very popular among cars owner. Other than as an alternative in carrying goods that are safe and comfortable, it is also widely used as accessories to add a strong impression on the car. It generally made of iron, aluminum and plastic. Iron material used for roof rack is generally used for off-road car like SUV, and cars with high carrying ability. While for MPV cars, many car owner use roofrack material from aluminum which is lighter than iron, so as not to burden the car itself with its weight. While for city car cars, mostly wear roof rack with aluminum or plastic materials which is a lot lighter.
Car roof racks installation should be consulted to the official car repair shop to find out whether the car can be installed with custom roof rack or not.Usually for some of low-cost car are made with not-strong enough material, which unable to hold on the weight of roof rack. Roof rack mounted on the car must be eligible to survive at a speed of 140 to 160km/h, while the recommended load for transporting goods is different on each type of car.
For the type of MPV or city car, the maximum load that can be transported by the car roof racks 75 kg. SUV is usually able to hold the maximum weight for storage on its roof until 100 kg. However, car owner should mind that the roof rack still can to survive at speed of 140-160 km/h. According to the car mechanics, the good roof racks not only considered by its model, but also material made and the strong installation. In simple, at least roof rack should be able to withstand the burden weight similar to 6 adults weight.
For more guide about Best Car Rooftop you can go for http://www.cargocarrierbox.com/best-rooftop-cargo-carrier-luggage-rack-reviews/