Jack Stand Duty Rating Heavy Duty Lifting Actuator Pin Adjustment Load Capacity per Pair 25 ton Minimum Height 20 in Maximum Extended Height 32 in Base Material Steel Saddle Shape Rectangular Saddle Length 4 1/2 in Saddle Width 3 in Saddle Diameter Not Applicable Base Shape Square Locking Type Pin Standards ASME PASE 2014 Base Length 13 in Base Width 13 in Column Material Steel Height Spacing Increments 1 1/2 in Individual Stand Load Capacity 25 ton Locking Mechanism Pin