The Hydraulic Cylinder (OEM Part No. 3128310612) is a hydraulic spare component compatible with Simba M4C, Simba E70, Simba E7C, M40S, M4C, Simba H1354, SIMBA H1254, underground drilling rigs. Manufactured from high-strength alloy steel, it is designed for the hydraulic system cylinder assembly position. The cylinder converts hydraulic pressure into controlled mechanical movement, supporting precise positioning and reliable operation of drilling equipment. Its robust construction ensures durability, accurate performance, and long service life under demanding underground mining conditions.