RDS 48 Gallon Transfer Tank & Toolbox Combo Bright Aluminum 50X30X18 Model # 72774RDS 48 Gallon Transfer Tank & Toolbox Combo Bright Aluminum 50X30X18 Model # 72774 The RDS L shape transfer tank is designed for transferring diesel fuel, gasoline or aviation fuel from the bed of a pickup to automobiles, heavy equipment, boats, 4 wheelers, generators, and other equipment. The tank tool box combo design gives you all the extra benefits of the transfer tank along with the addition of a sizable storage box. This DOT approved aluminum