The item is adjustable in length and once you move the rubber away from the top of the rails you will find the set screws that you can adjust to extend the length of the crossbars. FITMENT:Cargo cross bars forKIA NIRO 2017 2018 2019 2020 2021 2022 NOTE: these crossbars only fit for cars with roof rack rail FEATURES 1.Make Your Car out of Ordinary This crossbar is a great upgrade that accentuates the overall attraction, gives your vehicle an aggressive look. 2.Strong Capacity Provides much Convenience Maxinum 150lbs weight capacity when evenly distributed,helping carry your camping gear like bike, ski, paddle board,can etc on your naked roof top easily. 3. Excellent Fitment and Easy Installment Package included: One pair of cross bars with all necessary screws and bolts. It is easy to assemble and remove in minutes. No drilling/cutting is required. 4. High Quality Guarantee Powder coated aluminum construction for light-weight strength and corrosive resistance finish for long lasting durability. INSTALLATION: Please contact us via message if you need installation insturctions. Your will receive two crossbars in different length. Please install the longer one on the front side, while the shorter one should be installed on the rear side.