【Better Base Feet】 Base feet are made from high grade aluminum which add to extra security and durability, better than most in the market made from plastic. High-grade aluminum alloy crossbars can support luggage, ladder or cargo,roof rails can support a weight of 260 lbs (118kg). 【Upgraded Structure】This crossbar is capable for the job for life-time. Die-Casting mould aluminum crossbar clamp + Upgraded heavy duty 2.4mm thickness aluminum bar . Black Matte Powder Coated aluminum body offers non-corrosion for entire life time. 【Compatibility】Compatible with Mazda CX-50 CX50 2023 2024 with flush side rails. This roof rack cross bars is designed specifically for your vehicle, better than the universal ones. 【Less Wind Noise 】Low profile & streamline design makes it effective in reducing the wind noise when driving on a high speed. Crossbar constructed by aircraft aluminum. 【Easy Installation】Absolute breeze to install and it fits like a glove. The easy direction + clear label on the product will provide great assistance to figure out how to install it. Package comes with a pair of crossbars, four end supports, Accessory Kit (Stainless screws + Allen wrench + spare parts), instructions. 【Lifetime Tech Support】Package comes with a pair of cross bars, an allen wrench, user manual. We provide 1 years warranty and lifetime professional tech support for customers.