"Premium Caterpillar 311B Second-hand Excavator This top-quality second-hand Caterpillar 311B excavator is an indispensable and capable assistant in your engineering projects. It has a working time of only 2,500 hours, which means that its main components are still in the best working condition and far from reaching the limit of their service life. This is undoubtedly an extremely attractive option for construction teams that pursue efficient and stable operations. In terms of the power system, the Caterpillar 311B is equipped with a high-performance Cat C4.4 engine, which not only has strong power but also excellent fuel economy, providing reliable power output under various complex working conditions. Whether it's flat excavation or slope work, it can handle it with ease, ensuring that your project progress is not affected. The hydraulic system is another major highlight of this model. Advanced load sensing technology has been adopted, making the operation more precise and smooth, while reducing energy consumption and improving work efficiency. In addition, the robust and durable design, combined with the selection of high-quality materials, ensures that the entire machine remains in good condition even after prolonged and high-in2025-12-14 10:38:52