Stamtec Model OCP-80 Open Back Single Point Gap Frame OBS Press Capacity: 80 Tons (Us) Stroke: 5.9" Shut Height: 13" Over Bolster Bed Area: 39.4" X 21.6" Ram Adjustment: 3.15" (Motorized) Speed: 35 - 80 Spm (Variable) Ram Area: 22.6" X 18." Bolster Area: 31.4"x 23.6" Dist Floor To Bed: 28-1/2" Main Motor Drive: 10 HP Equipped With Air Clutch & Brake Air Counterbalance Floor Standing Electrical Controls Palm Buttons Hyd Overload Stroke Indicator Isolator Pads T-Slotted Ram & Bolster