Today on our 2008 BMW X5, we'll be test fitting the Thule Force Medium Rooftop Cargo Box, measuring 13 cubic feet in aeroskin black, part number TH624. With the Thule Aeroblade Edge Roof Rack system assembled on to our vehicle, we'll begin our test fit by placing the Thule Force directly on to our load bars. With the feet already hanging out at the bottom of the box, we can adjust them as needed… see more >