The STIHL 41344001306 Ignition Module MB-B is a genuine OEM replacement part designed to ensure reliable engine ignition for various STIHL power tools. This essential component is compatible with models such as the FS 120, FS 200, FS 250 brushcutters, BT 120 C earth auger, and SP 200 harvester. It provides precise spark timing for optimal engine performance and efficiency. Replace your faulty ignition module with this authentic STIHL part to restore full functionality and maintain the longevity of your equipment.