Compatibility: Fits RM2510, RM2520, RM2560, RM2570, RM2599, RM2750, RM4625; RM2599 pole pruner; M2500, M2510, M2550, H2500, line head (Fadenschneider); BC210, BC280, CC212, CS202, SS270 trimmers; BL110, BL160 trimmers; BL425 tiller. OE numbers: 753-06190, 751-14840, 951-14840. 2. High performance: Manufactured and tested to deliver exceptional engine performance, helping your outdoor power equipment run at peak efficiency. 3. Robust aluminum alloy construction: Made from high quality aluminum alloy with an anodized surface, offering excellent wear, corrosion, and heat resistance for long lasting, reliable performance. 4. Direct replacement: Designed as a direct replacement for your old carburetor; it fits perfectly and is easy to install, saving time and hassle during maintenance. Use scenarios: - Restore power and starting reliability on compatible RM, M-series, or BC/CS/SS trimmer models after fuel delivery issues. - Perform seasonal maintenance to bring engines back to peak operation on pole pruners, line head trimmers, and tillers. - Quick repair on outdoor power equipment when a faulty carburetor causes rough idle or reduced throttle response, without major disassembly. Notes: See compatibility details and OE numbers above for exact fit.