Jack Stand Duty Rating Heavy Duty Lifting Actuator Pin Adjustment Load Capacity per Pair 25 ton Minimum Height 12 in Maximum Extended Height 20 in Base Material Steel Saddle Shape V-Notch Saddle Length 3 3/8 in Saddle Width 2 in Saddle Diameter Not Applicable Base Shape Square Locking Type Pin Standards ASME PASE 2014 Base Length 10 in Base Width 10 in Column Material Steel Height Spacing Increments 1 1/2 in Individual Stand Load Capacity 25 ton Locking Mechanism Pin 1 Pair