Thule ARB53 53'' Aeroblades and 450R Roof Rack Complete Combo Kit

Thule 53'' Aeroblades: Aerodynamic bar helps reduce any possible cabin noise, and integrated T-slot allows easy mounting of select Thule accessories WindDiffuser textured surface on the t-slot cover disturbs the airflow better than a smooth surface, greatly reducing wing noise BoxBeam aluminum extrusion creates one of the strongest load bars in the market - over 800 lbs of force SwingBlade end caps pivot open to allow full access to the t-slot for easy accessory installs SmartSlide molded measurement system provides quick, no-hassle, tape-measure-free foot installation Nothing is quieter or stronger Thule 450R Footpack: Includes four Rapid Towers and four end caps to affix Thule Rapid Load Bars to factory-installed roof rack Foot pack is slotted to accept aluminum Rapid Load Bars for seamless look Adjustment tool built into feet, making it easy to tweak and lock down with no external hardware Rubber-coated steel strap secures foot-to-side-rail Thule 544 Lock Cylinders (Set of 4): 4 rugged cylinder locks, 4 keys, and a blank key included Provide security for Thule car racks and accessories Limited lifetime warranty against defects