Portable Gantry Crane Body Material Steel Maximum Lifting Capacity 2 000 lb I-Beam Flange Width 4 in I-Beam Height 8 in Height Adjustability Fixed Height Minimum Overall Height Not Applicable Maximum Overall Height 12.7 ft Minimum Height Under Beam Not Applicable Maximum Height Under Beam 12 ft Minimum Overall Span 10 ft Maximum Overall Span 13.5 ft Minimum Clear Span 12.4 ft Maximum Clear Span 12.3 ft Mobility Under Load Mobile Rotating Legs No Span Adjustability Adjustable Span