Noise-Free & Vibration-Free: The aerodynamic aluminum tube design minimizes wind resistance and noise, while rubber pads on the mounting feet protect your vehicle from scratches and ensure a peaceful journey with no disruptions for you or your children. Lock-in Security: Our crossbars roof rack comes with an anti-theft lock system and two keys. Once locked, it remains steady and secure, providing 100% protection against theft. The mounting feet, made from PP material, promise outstanding toughness and zero rusting. Lightweight and Durable: Crafted from premium 6063-T6 aluminum, our roof rack crossbars are not only rust-proof and corrosion-resistant but also lightweight, ensuring they won't burden your car. Reinforced for long-term use, it stays resilient and won't bend or deform. 200 LBS Load Capacity: Elevate your vehicle's carrying capabilities with 200 lbs load-bearing capacity. Now, you can effortlessly transport large items like luggage racks, surfboards, camping gear, mountain bikes, and skis, making your journeys smoother and more enjoyable. Universal Roof Rack Crossbar: Our roof rack cross bars fit car roofs with side rails up to 44 inches wide. Say goodbye to complicated setups! No drilling is needed - the flexible mounting feet can be adjusted to match your vehicle's roof perfectly. With the complete accessories provided, you'll have it up and running in just about 10 minutes!