The Bushing (OEM Part No. 3128308122) is a spare part compatible with S10M, Boltec S, S2C, Boomer 291, S7D, Boltec-S, Boomer S2, S1D-1, S1D-2, S2, and S7D-1 underground drilling rigs. Manufactured from durable steel, it is designed as a wear part for the bushing position in underground drilling equipment. The bushing provides stable support between moving components, reduces friction, and minimizes wear during continuous drilling operations. Its reliable construction helps improve equipment performance, extend component service life, and ensure smooth operation in demanding mining and tunneling environments.