Conduit Carrier for 6 PVC Pipe Truck Van SUV Roof Rack Mount Fishing Rod Holder. Can be used on most Truck Racks / Van Racks / SUV Racks. Cast Aluminum door and end cap, Stainless Steel saddle brackets U-bolts and hardware. Spring loaded door latch and urethane gasket for weather resistance. The end cap comes with the rotary tongue lock. Required for Assembly: 6″ pvc pipe (actual 6.625″), silicon or butyl sealan.