This manual geared trolley with safety lugs fits a two- to four-inch beam flange and features a load capacity of one tons. It has a 10-foot chain, a 2 51/64-inch wheel diameter, and a 1,300-millimetre minimum radius curve. This trolley is 3 11/32 inches head room to shaft and 4 11/16 inches head room to bail. It includes heat-treated steel wheels, rubber bumpers, and drop stops.