TOTE-ALONG 4-WHEELERS - The "tow on the ground" 4-Wheelers are equipped with standard 3" valves to eliminate lifting to "dump" tanks. 4-Wheelers are available in 16, 25, 32 and 42 gallon sizes for compatibility with any size RV. Constructed of blow molded polyethylene, zinc plated steel and aluminum. Double wheel, front-swivel design for easy pulling and maneuvering. Each 4-Wheeler Tote-Along is completely assembled and includes bayonet ?ttings, 5' sewer hose, and tow handle. 42-GALLON 4-WHEELER TANK . .