Load bar for Thule Evo roof rack system WindDiffuser technology disturbs airflow to reduce noise and drag for improved fuel economy TrailEdge design reduces aerodynamic drag by allowing clean air separation from bar SmartSlides slidable length scale doubles as an under-bar aerodynamic cover, providing quick, no-hassle rack installation SwingBlade end cap pivots open to allow full access to the T-slot for easy accessory installs Upper T-track with QuickAccess interface allows smooth installation and removal of accessories BoxBeam internal structure creates an exceptionally strong load bar Check the Thule Buyer's Guide for your vehicle's recommended bar length Loading width 53 in Length 53 in Maximum load 220 lb. Please also check the maximum roof load capacity of your vehicle. Equipped with T-track