Barker 11104 22 Gallon Tote-Along Portable Holding Tank with KitBarker 11104 22 Gallon Tote Along Portable Holding Tank with KitBarker RV Tote Tank 22 Gallon. High quality, blow molded, polyethylene, complete with heavy duty wheels, adapters, caps, gray water connection hose, 10" rear wheels, 5' sewer hose, quick release pins, and tow handles to use with any hitch ball and dump kit. Weight: 19. 5200 Capacity: 22 Gallon Design: 2 Wheel Length (IN): 37 Inch Width (IN): 20 Inch Height (IN): 11 Inch Color: Blue