55.5”L x 35.2”W x 18.2”H • Roof box weighs 38 lbs • Standard mid-sized roof box cargo carrier has large rear opening and a heavy-duty design for content protection • Easy-Snap™ mounting hardware assembles in minutes for quick installation • Heavy-duty lid and base protects gear and keeps out the elements • Carries 13 cubic feet or up to 110lbs of cargo per box • 1 One-Key™ Locks (included) secure box contents and lock the box to the carrier • Fits Thule rack systems, round bars and most factory racks