These durable roof rack cross bars are compatible with Commander 2006 2007 2008 2009 2010 Models. Made of lightweight yet sturdy aluminum, they securely attach to vehicle's existing roof side rails to provide additional cargo carrying capacity. At just over 40 inches long, they span nearly the entire roof for stable support of rooftop boxes, bike racks, or other accessories up to 150pounds. Installation is simple with the included mounting hardware that clamps tightly around each rail. A scratch-resistant powder coat finish resists weathering so these bars maintain their good looks year-round. Increase versatility for outdoor adventures or daily hauling needs with these low-profile cross bars.