Machine description: One (1) Used 1991 Manitowoc M80W, S/N: 80-1001, 88 Ton Capacity Lattice Boom Crawler Crane, Equipped As Shown Below:, - 140’ of # 42 Boom Consisting of 19’ Butt, (1) 20’ Insert, (2) 40’ Insert... more info about the 1991 Manitowoc M80W.