The Xl-Series of Dinghy-Lift truly can do double duty. They can used for lifting an Inflatable by either a one-point system or by a two point system. The XL-4 is built for boats with 4 internal lifting eyes for attachment. Each of the legs has adjustable, stainless steel buckles to help you balance the load. Strong 3,800 lb. test strength 1" Nylon webbing is on all legs of the harness, replacing old-fashioned wire legs, but will not corrode or chafe hull. All hardware is stainless steel, including the snap hooks. Safe working load of 450 Lbs.