The Hydraulic Cylinder (OEM Part No. 3128313401) is a hydraulic spare component compatible with Simba M4C and SIMBA H1254 underground drilling rigs. Manufactured from high-strength alloy steel, it is designed for the hydraulic system cylinder assembly position. The hydraulic cylinder converts hydraulic pressure into controlled linear movement, supporting accurate positioning and reliable operation of drilling equipment. Its durable construction ensures excellent strength, precise fitting, and long service life under demanding underground mining conditions. This OEM replacement hydraulic cylinder helps maintain hydraulic system performance and equipment operational stability.