Atlantic Marine Boat Trailer Hand Winch 2-Speed 700kgSuitable for retrieving boats up to 20 feet in length, the the Atlantic range of Dacromet finished Marine Winches are available in five different ratio sizes 3: 1,5: 1, 5: 1 1: 1, 10: 1 5: 1 1: 1 or 15: 1 5: 1 1: 1 and with load capacity ratings operating from 500kg to 1500kg. Depending on the marine application, theres a number of rope options available including Galvanised Rope, Dyneema Synthetic Rope or Webbing Strap