Floor Fat Sac Ballast Bag - 500lbs - GrayDesigned to sit on the floor of v-drive boats, the FatSac 500 lb. Floor ballast bag adds a significant amount of weight to the middle of the boat to help create a more sizable wake for your riding pleasure.Needing that extra bit of wake to build your wake up or the rear lockers full of gear and need to place ballast elsewhere? A floor ballast bag is a great option for adding a good amount of weight in v-drive boats. Thanks to the superior construction, sitting, standing or walking on the bag is perfectly fine so don't worry about it being in the middle of the boat.Features:500 Pound Floor Fat Sac40 x 40 x 8.5 inchesIn the Box:Ballast BagTwo Valves/Caps (W749 x 1 and W730 x 1)*Sold as an IndividualWARNING: This product can expose you to chemicals including Diisononyl Phthalate (DINP) which is known to the State of California to cause cancer. For more information go to P65Warnings.ca.gov.