Zinc platedClass three safety chain24 inches long5000 lb capacity1/4 inch chain size
CE Smith 16671A, safety chains- class III (pair). proof coil trailer coupler safety chains feature strong, Heat-Treated s-hooks to keep your trailer from separating from the tow vehicle if the coupler becomes unhitched. Integrated security spring clip prevents accidental un-hooking. Remember to attach the open end of the hook up through the hole, not down, to prevent it from bouncing out.