Roof racks are a great way to add more storage to any vehicle, but finding the right one to fit your needs can be frustrating. Instead of settling for a rack that isn’t perfect, you can build your own. When it comes to materials you have two options, steel or aluminum. You might see the occasional wood roof rack, but they are not a great long-term solution as they will weaken over time and are not as durable. Think of your roof rack as an extension of your vehicle; it should be as rigid and strong as possible. Steel has always been a popular DIY roof-rack option, as it is easy to acquire and relatively inexpensive. If you have factory roof racks that run from front to back, you can build your own steel crossmembers using one-inch square tubing cut to size and secured to the factory racks using carriage bolts and a fork latch. For a more custom design you’ll need to do some metal cutting and welding. A MIG or flux-core welder is a great starting point. You’ll also need factory or aftermarket roof mounts to attach your rack to. This DIYer used one-inch round metal tubing and welded up a custom roof rack that had exactly what he needed to carry his kayak, storage ...