Geared Trolley Trolley Type Geared Maximum Load Capacity 2 000 lb Trolley Frame Material Steel For Beam Shape Flat Tapered For Minimum Beam Flange Width 2 17/32 in For Maximum Beam Flange Width 8 in Headroom to Connecting Shaft 1 1/2 in Headroom to Mounting Point 4 29/32 in For Minimum Beam Height 2 15/32 in For Maximum Beam Height Not Applicable Includes Not Applicable Minimum Radius Curve 3 9/32 in Trolley Wheel Diameter 3 1/2 in Trolley Wheel Material Steel