Convenient to load: This Boat Trailer Guide-On is designed specifically for loading your boat onto your trailer. By helping the boat line up and keep it centered on the trailer, you can load large or small boats easily
Premium Material: The bunk board is made of wood wrapped in a blanket to prevent scratching the hull; The upright and swivel brackets are made of high-quality steel, making them more sturdy and durable. In addition, the galvanized surface can provide extended working life and work against saltwater corrosion
Dimension: Uprights: 1-1/2" square, sloping 75 degrees out; Carpet-covered sloping boards: 2'' x 4'' x 60"; Adujstable Height: 13" to 21'' from frame on each side