FATSAC Yamaha Jet Boat Custom 27 - 1,200lb Ballast Bag - Grey [C1326]Yamaha Jet Boat Custom 27' 1,200lb Ballast Bag Grey Add 1,200lbs to the rear of your Yamaha with the FatSac Yamaha Jet Boats Custom for 27' Yamaha boat models. The FatSac High Yamaha Jet Boats Custom 27 FatSac is designed to be tied down to the swim platform step of your 27' Yamaha, adding 1,200 lbs. to the rear of your boat so you can get wake surfing. Fits 2017 and newer 27' Yamaha Boats Features: Adds 1,200lbs of Ballast Includes plug and W730