ARKSEN 20 Gallon Portable Waste Oil Drain Tank Air Operated Drainage Adjustable Height w/Wheel, Red Height Adjusts From 45" To 72-1/2" For Draining Fluids From Vehicles On Lifts (2) 3" Swivel Casters (Front) & (2) Fixed 6" Wheels (Rear) 15" Diameter Funnel With Filter Screen Regulator & Gauge With 1/4 Inch NPT Air Coupler Working Pressure: 10PSI - Gauge: Gauge: 0-23PSI In 0.5 PSI Increments Commercial 20 Gallon Oil Drain Tank W/4 Wheel Suitable for Home Or Business applications Oil lift drain special valve can easily transfer the used oil from the 20-Gallon tank to the recycling container at any height Height adjusts from 45&#034; To 72-1/2&#034; for draining fluids from vehicles on lifts Standard shop air pressure quickly empty used fluids from the storage tank Heavy duty rugged steel construction, very portable (2) Fixed 6&#034; wheels &amp; (2) 3 swivel casters Heavy Duty 15 diameter funnel With filter screen Includes regulator and gauge <span class="a-text-bold">Color:</span>Red <span class="a-text-bold">Tank Capacity</span>: 20 Gallons <span class="a-text-bold">Air Inlet Size:</span>1/4&#034;-inch NPT <span class="a-text-bold">Caster Size:</span>6&#034;inch <span class="a-text-bold">Minimum lowered clearance (in.)</span>45&#034;-inch <span class="a-text-bold">Height Adjusts</span>: From 45&#034; To 72-1/2&#034; <span class="a-text-bold">Funnel Size</span>: 15 Diameter <span class="a-text-bold">Evacuation Drain Hose</span>: 8 FT - 9&#034; Long, 1&#034; Diameter <span class="a-text-bold">Working Pressure</span>: 10-PSI <span class="a-text-bold">Gauge</span>: 0-23PSI In 0.5 PSI Increments <span class="a-text-bold">Assembly Required:</span>Yes 20 Gallon Oil Drain Tank with 4 Wheels Regulator Drain Hose Gauge With 1/4&#034;NPT Air Coupler