Trail FX 210501 Liquid Transfer Tank 35 Gallon. Non-portable water or diesel fuel. Dimensions are 11-1/4 Inch Length x 45-1/4 Inch Width x 18-3/4 Inch Height. Aluminum Alloy with lockable cap. Recommended using GPI aluminum pumps. using steel pumps on aluminum tanks can cause cracking due to weight of pump without additional support.