100 Ton Capacity, Main & Auxiliary Hoist Drums, 42' Minimum Main Boom Length, 128' Maximum Main Boom Length, Rooster Sheave, Load Block, Overhaul Ball, Air Conditioner, Heater, Load Moment Indicator, 35,000 lbs. of Counterweight, Counterweight Removal System, Expandable Undercarriage, Cummins Diesel Engine, 36" Track Shoes