Trolley Trolley Type Push Maximum Load Capacity 2 000 lb Trolley Frame Material Cast Iron For Beam Shape Flat For Minimum Beam Flange Width 3 in For Maximum Beam Flange Width 8 in Headroom to Connecting Shaft 9 7/8 in Headroom to Mounting Point 5 9/16 in For Minimum Beam Height 5 in For Maximum Beam Height 24 1/2 in Includes Not Applicable Minimum Radius Curve 27 5/8 in Trolley Wheel Diameter 2 7/10 in Trolley Wheel Material Cast Iron Compatible Series Not Applicable