complete Thule set : two coated square bars, adjustable mounting brackets, and 4 pairs of saddles, and straps. The square bars are 50" long; the bars are supported by adjustable mounting brackets that fit onto the roof gutter, one slides the bars through the mounting brackets to the position that fits the particular car roof size. The 4 pairs of saddles enable one to carry two boats, or one can use two pairs for a single boat with room on the bars for something else like a bike. used but in good condition Note the seller is in Metchosin: the set is still available if ad posted