This item is made of steel, and the specification: 2"XA 5000LBS.
Heavy-duty iron plate.
Zinc plati

The trailer coupler is made of steel, and the specification: 2"XA 5000LBS.
Heavy-duty iron plate.
Zinc plating and powder coating treatment is optional.
The packing is 1pc in a display and then 8pcs in a outer carton.

Carton size: 50X38.5X41cm