The CQR/Plow Boat anchor just like a plow penetrates and sets easily in a vartiety of bottoms like mud, sand, rocks/pebble and more. Grasps very well and the split arm provides flexibility to withstand up to 90° load angles responding well in weather changes and tides. It is available in Inox 316 construction from 7 up to 15kg (15.4-33lbs) and in hot dipped galvanized from 7 up to 22kg (15.4-48.5lbs).