* all tubular steel construction, frame is welded in one piece. * adjustable tongue length , tongue also removable * 2" coupler , dual safety chains, D.O.T. approved lighting * Upgrade to the 480x12b tires * aluminum tray with 4 tie down lugs. tray size 28"wide x 48" long" * aluminum fold down ramp with tread plate traction surface * Heavy Duty 12" tires and rims * independent torsion flex axle suspension system