Geared Trolley Trolley Type Geared Maximum Load Capacity 10 000 lb Trolley Frame Material Steel For Beam Shape Flat Tapered For Minimum Beam Flange Width 3 15/32 in For Maximum Beam Flange Width 8 in Headroom to Connecting Shaft 2 9/32 in Headroom to Mounting Point 9 3/32 in For Minimum Beam Height 4 13/16 in For Maximum Beam Height Not Applicable Includes Not Applicable Minimum Radius Curve 5 1/4 in Trolley Wheel Diameter 6 3/10 in Trolley Wheel Material Steel