Portable Gantry Crane Body Material Steel Maximum Lifting Capacity 2 000 lb I-Beam Flange Width 4.7 in I-Beam Height 10 in Height Adjustability Fixed Height Minimum Overall Height Not Applicable Maximum Overall Height 12.8 ft Minimum Height Under Beam Not Applicable Maximum Height Under Beam 12 ft Minimum Overall Span 14 ft Maximum Overall Span 17.5 ft Minimum Clear Span 16.4 ft Maximum Clear Span 16.3 ft Mobility Under Load Mobile Rotating Legs No