The Straight Line Sumo 325 is perfect for placement in the center ski locker, rear trunk of direct drive boats or for placement inside the bow walkway. With it's long yet narrow shape this sac is a perfect extension of weight under the side seats on the port side of most V Drive boats. It is one of the most versatile ballast bags Straight Line offers. This Sumo under seat sac is 65" long, 17" wide and only 8" tall. There are three 1" NPT threaded ports allowing for simple integration into your factory ballast system. The Straight Line Link valve is located on the top for convenient filling and draining using the Sumo or Super Sumo portable pumps.

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