Quick Release Height Adjustment. Translucent jug holds 18 gallons and will not warp with hot oil. Rolls easily with four heavy-duty 2 1/2" wheels. Metal tubes extend working area from 36 1/2" to 77". Drains from the bottom with a brass drain valve. Large 15" funnel has a built in strainer to catch drain plugs. Optional 17442 Oil Pump Kit not included. 11302 Funnel 17382 Wheel 17402 Cap 17812 Brass Ball Valve 11402 Top Tube, Plated 11502 Bottom Tube, Black 11512 Tube Lock Ring