Machine description: Altec D845-TR, 27,000 Lb Digger Derrick s/n 0891-T1721, with 45 ft. sheave height, 3 stage hyd. boom, pole guides, heel winch, stand up controls & 2 hyd. outriggers, rear mounted on Bombardier GT2000H... more info about the Bombardier GT2000HYWT.