Features Standard-duty Westward® C-clamp features a cast-iron frame and powder-coated finish with black. With an oxide-coated steel spindle. Max. Opening / 12 in Throat Depth / 3 5/8 in Clamping Pressure / 2,850 lb Body Material / Cast Iron Duty Rating / Regular Duty Throat Shape / Standard Anvil Shape / Flat Body Color / Black Min. Opening / 0 in Body Finish / Powder Coated Swivel Pad / Yes Spindle Material / Steel Spindle Finish / Black Oxide