Structural Jib Cranes  Free Standing  Floor Mounted-Foundation Required  Capacities From ¼ Ton To 5 Ton  Heights And Spans Up To 20'  Wall Cantilever  Used When Headroom Is A Premium  Capacities From ¼ Ton To 5 Ton  Requires Structurally Adequate Wall Or Columns  Articulating  Can Move Loads Around Corners  Capacities From 150 To 2,000 lbs.  Spans Up To 16 ft.