Introducing the WaterPORT 8.0 Gallon Water Tank Under Mount. Our universal mount allows you to attach the WaterPORT 8.0 Gallon Water Tank, formerly known as the Weekender, to any bed rack with the option to adjust the height (high or low). Have a tent or gear taking up all the roof space? No problem, the Under Mount allows you to hang the WaterPORT 8.0 Gallon Water Tank. below leaving extra room for all your other gear. Made from 3/16" steel this mount is strong enough for all off-road adventures! We will never leave you HANGIN' with this mounting option!