Construction Machinery: Medium-Sized Excavator Komatsu

Model	Hook traction force
PC88MR-8	66.9 kN - 15039.7 pound
PC78US-6	6650 kN - 1494979.3 pound
PC78MR-6	64.7 kN - 14550 pound
PC58UU-3	45.6 kN - 10251 pound
PC55MR-3	39 kN - 8770 pound
PC45MR-3	42 kN - 9440 pound