Make sure this fitsby entering your model number. These heavy-duty clamps are designed for high-demand professional and institutional use The steel I-bar is extremely strong and resistant to twisting and bending The sliding head is cast of tough ductile iron and features a 4-piece hardened steel clutch 2-1/2 feet maximum opening Made of extra carbon & manganese 2-1/2 feet maximum opening Made of extra carbon & manganese
