Fatsac Integrated Bow FatSac - High FlowFatsac Integrated Bow FatSac High Flow The Fatsac Integrated Bow FatSac High Flow is designed for boats with 1 1 2" hose and fittings, delivering up to 425lbs of ballast under the seats of open bow boats. Fits under the bow seats of any open bow wakeboard boat with a traditional V shaped bow design, keeping the bow seating available while the bag is out of the way. A must have for v drive boats that tend to porpoise due to too much rear weight. The