Keep tree limbs, branches from hitting your windshield by deflecting them above the roof line. Easy to adjust ? keep cables tight with marine grade stainless steel turnbuckle. Durable powdercoated brackets (two for hood and two for windshield) which are double coated to protect your paint 1/4" nylon-coated carbon steel cable ? two with each set: 40" (99cm) and 12" (30.5cm) All hardware included.