POWERTEC 20308 Hook Type of J Hook Toggle Clamp, 375 lbs Capacity Number, 451 Ideal for use on doors, machinery, automobiles, jig assemblies and other medium to heavy-duty job applications Cold-rolled carbon Steel with Zinc plated coating for corrosion resistance Features hook shaped clamp rod for clamping any custom latch point 375 lb holding capacity; Complete with adjustable j hook Mechanism allows maximum clearance