Today on our 2012 Jeep Liberty, we'll be test fitting the Thule Sonic Medium Rooftop Cargo Box with 13 cubic feet of space in glossy black, part number TH634B. With the Thule Rapid Crossroad System installed onto our jeep, we'll begin our test fit by placing the cargo box up onto the vehicle's load bars. After positioning the clamps to fit over the bars, we can unlock the box and open the lid… see more >