Comments : Fast Tow Specification. EN8 50mm Heavy Duty Towing eye. Adjustable hitch height, range 208mm .(104mm increments) Hardox steel floor as standard. Hardox steel sides with folded steel runners for additional strength. 445/65 R 22.5 radial tyres. 10 stud full commercial axles. Parabolic suspension. Hydraulically operated up and over door. 12 Volt ISO system.