The Flat Bar (OEM Part No. 3128302056) is a wear part compatible with Boomer 291, Boomer 281, Boomer-282, and S1D drilling rigs. Manufactured from high-strength alloy steel, it is designed for use in the structural support system at the flat bar position. The flat bar provides structural reinforcement, improves equipment stability, and helps maintain the proper alignment of key components during drilling operations. Its durable, wear-resistant construction delivers reliable performance, extended service life, and dependable operation in demanding underground mining, tunneling, and rock drilling environments.