Used secondhand 6ton air drop hammer Make:ERIE(USA) Installation year:1996 Rated power:6ton Cylinder bore:558mm Stroke:1270mm Ram to sow block minium:508mm Between guides:762mm Ram front back:965mm Front back:1803mm Left right:3556mm Hight above floor ft.&:0~533mm Head room to drop in rod ft.&:177mm~