Used Irwin 1/2 Ton Mk II Sailboats for Sale

The Irwin 1/2 Ton Mk II, launched in 1977, is a distinctive sailboat that embodies designer Ted Irwin's versatile approach, blending performance aspirations with a practical cruising capability. Built by the prolific Irwin Yacht and Marine Corporation in Florida, this masthead sloop was conceived as a refined iteration of the original 1/2 Ton design, catering to both the competitive Half Ton racing class and weekend cruisers seeking a spirited yet accommodating vessel. Its notable lifting keel system underscores its adaptability, allowing for access to shallow waters while retaining deeper draft performance.