Originally known as CB 48, Ironabrque is the 12th vessel built in the UK in the year 2000 as part of the famous Sir Chay Blyth's project, to face races considered The World's Toughest Yacht Race, Global Challenge Race. Ironbarque was specifically built for adventure sailing.
Ironabarque can accommodate up to 14 passengers in 18 comfortable single and double pipe berths. The expedition vessel also has a large well-stocked galley and a comfortable salon with seating for 16 people. A refrigerator is also found on board to help keep the food fresh for the duration of the expedition.
As a research vessel, Ironabrque has lab space, dissecting microscope, surface net trawling capability, and working deck space.