Machine description: Double frame truck with National Crane 400B crane with 55' boom and 8 ton capacity, 4 outriggers, 252" wheelbase, 20K front axle and 46K full locking rears, Hendrickson Haulmaax suspension, 188&q... more info about the 2006 National 400B.
Machine description: 20,000lbs Capacity, 56' Boom, 74' With Jib, Mounted on 2001 GMC C7500, 330hp Cat, 6 Speed Manual, 12F/21R, Spring Susp,... more info about the 2001 National 400B.