FatSac Yamaha Jet Boats 21' Custom 725 lb Ballast Bag Ballast Fittings This 9/16” x 50 ft

This 9/16” x 50 ft

Proprietary components are added as "adhesion promoters" to help ensure it's permanent adhesion

The rugged 30-gauge virgin PVC bladder and double-stitched nylon cover with a self draining floor vent to ensure years of enjoyment

FATSAC W745 -  3/4" BARBED TSUNAMI PUMP FITTING

Fits inboard/outboards plus all outboard motors 50 hp and larger

FatSac Yamaha Jet Boats 21' Custom 725 lb Ballast Bag Ballast Fittings This 9/16” x 50 ftAdd 725lbs to the rear of your Yamaha with the Fly High Yamaha Jet Boats Custom 21 FatSac for 21' Yamaha jet boat models. The FatSac Yamaha Jet Boats Custom 21 ballast bag is designed to be tied down to the swim platform step of your 21' Yamaha, adding 725lbs to the rear of your boat so you can get wakesurfing. Applications: Fits 2017 and newer 21' Yamaha Jet Boats. Installation Instructions: BEFORE filling the bag with water, fill the bag with air to