Sliding Arm Bar Clamp Opening (In.) 24 in Throat Depth (In.) 4 3/4 in Load Capacity (Lb.) 1 200 lb Nominal Rail Size (In.) 63/64 x 15/32 Nominal Clamping Pressure 1 200 Spindle Dia (In.) 0.70 Pad Type Standard Swivel Swivel Type Non-Replaceable Swivel Pad (In.) 1-1/2 Screw Size (In.) 0.7 Max Jaw Opening (In.) 24 in Clamp Face (In.) 1-5/32 x 2-1/4 Bar Thickness (In.) 63/64 in Bar Width (In.) 15/32 in Bar Material Tempered Cold Drawn Forged Steel Handle Length (In.) 3 15/16 in