Zinc plated
Class two safety chain
24 inches long
3500 lb capacity
5/0 chain size Product Description
16661A, safety chains- class II (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. Remember to attach the open end of the hook up through the hole, not down, to prevent it from bouncing out. Integrated security spring clip prevents accidental un-hooking.