Portable Gantry Crane Body Material Steel Maximum Lifting Capacity 2 000 lb I-Beam Flange Width 2.7 in I-Beam Height 4 in Height Adjustability Fixed Height Minimum Overall Height Not Applicable Maximum Overall Height 7.8 ft Minimum Height Under Beam Not Applicable Maximum Height Under Beam 7.5 ft Minimum Overall Span 5.8 ft Maximum Overall Span 6.6 ft Minimum Clear Span 5.6 ft Maximum Clear Span 5.8 ft Mobility Under Load Stationary Rotating Legs No Span Adjustability Fixed Span