Surface treatment: Hot dipped galvanized. Overall size(LxW): 5288mmx1955mm Load: 750kgs Components: 1)Coupler: 50mm, Australian style 2)Jockey wheel: 6" 3)Suspension: 4 leaves with 1 bush 4)Fender: Iron fender/fiberglass fender 5)Wheel: 13" 6)Axle: Solid round axle 7)Brake: Without 8)Rear light: Submersible LED light 9)8 rollers each side Trailer frame in bulk and trailer parts in carton