Want to use your factory crossbars to haul snow accessories Have no fear, Vertical MightyMounts are here. Fits all popular factory racks with a variety of shapes, each designed specifically for different crossbars. Simple, economical way to attach Yakima upright bike mounts, a BasketCase, or a variety of water accessories to your Factory Rack. Quick and easy installation. No tools required. Nice. Basic Yakima rack not required. You get a set of four Horizontal MightyMounts. See the Yakima FIT MY CAR section for specific fit information.