Based on this product's specifications, here are some alternatives and similar models
Flywheel (Magneto) TRYTON YTOR03KZ for TOR45231 / TOR50291 petrol chainsaw (part 95)
Summary description:
Replacement flywheel with magneto function by TRYTON, model YTOR03KZ, compatible with TOR45231 and TOR50291 petrol chainsaw models. Serves as the engine flywheel and ignition magneto, helping to generate spark and maintain engine inertia. Suitable for repair and maintenance of specified chainsaws; install when replacing damaged or worn flywheels to restore ignition timing and engine performance.