The 30-Gallon Metal Oil Drain, No. KTI74553HD, from K-Tool International, features a heavy duty collection funnel and a 15-3/4" diameter filter screen. The air-pressurized drain accepts standard shop air up to 7 PSI and uses two 7"x1-1/2" fixed axle wheels and two 4"x1-1/2" swivel casters for maneuverability. It comes with a 27-1/2" evacuation hose, a 1/4" NPT air coupler, and an oil level sight gauge. The drain's working height can be adjusted between 47-1/4" and 70-1/2".