Bar Clamp Heavy Duty Opening (In.) 60 in Throat Depth (In.) 2 in Load Capacity (Lb.) 7 000 lb Nominal Rail Size (In.) 1-1/2 x 15/32 Nominal Clamping Pressure 1 700 Spindle Dia (In.) 5/8 Pad Type Smooth Screw Size (In.) 5/8 Max Jaw Opening (In.) 60 in Clamp Face (In.) 2 x 2 Bar Thickness (In.) 7/16 in Bar Width (In.) 1 41/64 in Bar Material Nickel Plated Steel Handle Length (In.) 5 3/4 in Handle Material Cast Iron Bar Size (In.) 1 3/4 in Clamping Surface D (In.) 2 in