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 Adjustable Height Minimum Overall Height 10 ft Maximum Overall Height 16 ft Minimum Height Under Beam 9.2 ft Maximum Height Under Beam 15.2 ft Minimum Overall Span 14 ft Maximum Overall Span 17.5 ft Minimum Clear Span 16.5 ft Maximum Clear Span 16.4 ft Mobility Under Load Mobile Rotating Legs Yes Span Adjustability Adjustable Span