The Protection (OEM Part No. 3128303571) is a replacement mechanical protective component used in the boom attachment assembly of Epiroc / Atlas Copco drilling and underground mining equipment. It is compatible with selected models including Boomer 281, Boomer 282, Boomer M2D, Simba H1257 and Simba S7D. The 3128303571 Protection helps shield adjacent boom components from impact, abrasion and external mechanical contact during equipment operation. It is suitable for routine maintenance and replacement when the existing protective part becomes worn, bent, cracked or otherwise damaged. The 3128303571 Protection helps maintain the integrity of the boom attachment assembly and supports reliable equipment operation.