Model : S800 Capacity W/O Extension Spacers (mm) : Ø350 Max Capacity Winth Extension Spacers (mm) : Ø800 Effective Stroke (mm) : 760 Dimensions (LxWxH) (mm) : 555x275x1035 Net Weight (Not Including Crank Handle) (kg) : 26.5kg (58.42lbs)