**Hot Sale SBS120 Piston Pump for 320C/320D Excavators** The SBS120 piston pump is a remarkable hydraulic main pump. Specifically designed for 320C and 320D excavators of CATERPILLAR, it plays a crucial role in the hydraulic system. Made in China by TONKEE MACHINERY CO., LTD, this pump features high - quality construction. It ensures stable and efficient operation, providing reliable power transmission for the excavator's hydraulic functions. With precision engineering, it can endure high - pressure working conditions. Its excellent performance guarantees smooth operation during heavy - duty excavation tasks, making it a top choice for those in need of high - performance hydraulic main pumps for their CATERPILLAR 320C and 320D excavators.