The STIHL 41281200609 Carburetor C1Q-S is a genuine OEM replacement part designed for optimal performance in various STIHL trimmers and brushcutters. This carburetor ensures precise fuel-air mixture for efficient engine operation and reliable starting. It is compatible with models such as FS120, FS200, FS250, BT120C, BT121, FR350, FR450, and FR480. Replacing a worn or faulty carburetor with this original STIHL part helps maintain the power and longevity of your equipment.