Use Quick-N-Easy fittings to build your own custom car-top racks. Brackets securely mount to rain gutters with a cam lever and clip assembly. Board not included. For 1" tube cross bars use the Tube Holder, or just bolt a 2 x 4 to Q-N-E brackets to complete your rack. 48", 60" and 78" crossbars and other accessories available; call for details. Yoke Height: 7 3/8"