Car Roof Rack Cross 1.22m Thick Aluminum Crossbars Universal Roof Rack Adjustable Roof Cross 43450538Made from high strength aluminum alloy materials, our cross bar can withstand severe weather and can bear up to 176lbs in total. At the ends of the cross bar adopt smooth curved shape design and added rubber strips to effectively decrease wind noise and resistance. And each across bar comes with an anti theft lock to ensure the security of the cross bar. Additionally, it can be easily mounted on most vehicles easily and quickly to carry bike, kayak