The Bushing (OEM Part No. 3128313618) is a spare part compatible with Boomer T1D, Boomer 291, Boomer S2, boomer-282, BOOMER-M2C, COP MD20 feed beam, Boomer S1D underground drilling rigs. Manufactured from durable alloy steel, it serves as a bearing component for the feed beam sliding support system at the sliding bushing mount position. It minimizes sliding friction on the feed beam, bears continuous reciprocating loads, and resists heavy abrasion under mining conditions. Precise OEM sizing guarantees seamless installation and consistent stable sliding performance of drill feed assemblies.