This ladder installs into the side profile channel of your Slimline II roof rack and is secured to the body of Ford Bronco between the fiberglass roof and the vehicle’s body. Suitable for the 2 door and 4 door models. The ladder has 3 rungs. Made of black powder-coated high-strength steel for maximum durability and strength. Fitment guide and installation hardware included. This ladder has a maximum load rating of 110kg/242.5lbs. Drilling is required for installation.