... zinc plated High quality with competitive price ISO 9001 Winch, 110927MZ, indiscriminate right and leftMild steelzinc platedHigh quality ... for commercial vehicles and trucks. Our main products cover trailer door lock system, side door lock inside system, door ... E-Track, tie down, winch etc. All the products can be used onto semi-trailer, refrigerator car, trailer truck, container car, machineshop ...