Trolley Trolley Type Push Maximum Load Capacity 2 000 lb For Minimum Beam Flange Width 3 in For Maximum Beam Flange Width 8 in Headroom to Connecting Shaft 2 1/4 in Headroom to Mounting Point 6 3/16 in For Minimum Beam Height 5 in For Maximum Beam Height 24 1/32 in Minimum Radius Curve 48 in Trolley Wheel Diameter 2 4/5 in Trolley Wheel Material Cast Iron Manufacturer s Warranty Length 1 yr Standards ISO 9001 2015