The Clamping Ring (OEM Part No. 3128312560) is a mechanical spare component compatible with Boomer 281 underground drilling rigs. Manufactured from durable alloy steel, it is designed for the feed assembly clamping unit position. The clamping ring provides secure holding and positioning support within the feed system, ensuring stable operation and accurate component alignment. Its strong construction offers reliable load resistance, precise fitting, and long service life under demanding underground mining conditions. This OEM replacement clamping ring helps maintain feed assembly performance and equipment operating reliability.