The Clamping Ring (OEM Part No. 3128312561) is a mechanical spare component compatible with Boomer 281  underground drilling rigs. Made from high-strength alloy steel, it is designed for the feed assembly clamping unit position. The component provides reliable mechanical retention and alignment support, helping maintain stable operation of the feed system during drilling activities. Its durable design ensures accurate installation, resistance to operational loads, and extended service life in harsh underground environments. This OEM replacement clamping ring supports consistent equipment performance and reduces downtime.