OEM‑compatible Damper Liner (3115535804) for Boomer M2D, Boomer T1D, Simba M40S, Boomer 291, Boomer S2, Boomer-282, COP-SC25, COP-SC25X, Boomer S1D, and Simba S7D drilling equipment. Made from durable rubber, this aftermarket spare part provides reliable damping and vibration absorption, ensuring optimal performance of hydraulic breaker systems.