Kuat Switch Clamshell Flip Down Ski Roof Rack Description: The Kuat Switch clamshell ski rack fits round, aero or square bars and folds to a low profile for aerodynamics and noise reduction when not in use. Integrated locks keep skis or snowboards secure for quick trips spent away from your vehicle. Features: Comfortably fits 6 sets of large skis or 4 snowboards Compatible with round, square or aero crossbars Includes integrated rack locks for equipment security Specifications: Color: Black Crossbar Compatibility: Max width:4.25", Max height: 2", Min height: .5"