2 Pairs Kayak Rack J-Bar Car Roof Rack for Canoe Carrier SUP Paddle Surfboard Mount on Car SUV and Truck Crossbar, Includes 4 Pcs Roof Rack Tie Down Straps.4 RacksWide mouth J bar makes loading and unloading easier. Fit most factory or aftermarket square,oval and flat crossbars 4 Pcs Heavy duty ratchet tie down strapsHeavy duty ratchet buckle,Surface electrophoretic treatment with high strength rust resistance. sturdy saltwater yarn webbing wear resistant Rubber Pedal & Foam ProtectorThe foam padding and the rubber base cover are made of real rubber and foam. They are Anti Slip, water and sun resistant