Premium aerodynamic load bars for an exceptionally quiet ride and easy installation of accessories. 2-pack. - 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 - 150cm / 60 in