Portable Gantry Crane Body Material Steel Maximum Lifting Capacity 6 000 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 10.8 ft Minimum Height Under Beam Not Applicable Maximum Height Under Beam 10 ft Minimum Overall Span 9 ft Maximum Overall Span 13.5 ft Minimum Clear Span 11.3 ft Maximum Clear Span 11.3 ft Mobility Under Load Mobile Rotating Legs No