Anti Two-Block, Cat C6.6 6 Cylinder Diesel Engine, 41 ft Minimum 127 ft Maximum Boom Length, Auxiliary Hoist, Rooster Sheave, 39.5 ft to 67 ft Bifold Swingaway Offset Jib, 1103 lb 60 ton Capacity Johnson 4 Sheave Hook Block, 8.5 ton Capacity Overhaul Ball