Gator's G-Tour Rack Cases are designed to deliver ultimate protection for your gear. The rack cases feature front and rear 3.2mm thick rack rails and a 17 inch rackable depth with the lids removed. The G-Tour Rack cases are constructed of a 9mm plywood shell with a Polypropylene exterior. The aluminum valance is tongue and grooved which is the professional construction technique for a very reliable and extremely strong touring case. The case has triple plated chrome heavy-duty hardware which includes recessed latches and handles.