Our new Universal-fit roof racks are designed to add versatility & functionality to you camper or trailer. This is easy to install kit comes with 3 72″ long T-Slot cross members that are black anodized, with 1/4-20 tapped ends to mount to any of the holes on the rack sides. Also comes with all needed fasteners and a 1/2″ thick shim side in case you have a door 1″ below the roof. The sides are 48″ long and I will include a tap and drill bit in case you need to cut down the the cross members. They can be cut with a miter saw or I can cut to length. These are very versatile and you can mount all kinds of items to them through the 1/4″ holes. Price includes shipping in the lower 48 states.