1、Perfect Fit: Designed for CS 310 chainsaw, the ignition coil has the OE number A411000460 and is perfectly compatible, ensuring a secure and precise fit without any damage. 2、Plastic and Iron Material: Crafted from premium plastic and iron materials, this ignition coil is erosion resistant and maintains stability even in unconventional conditions, making it suitable for long term use. 3、Superior Hardness: The high hardness of this ignition coil is its basic guarantee, increasing the lifespan of your chainsaw and providing you with reliable performance when you need it most. 4、Useful Replacement Part: If your previous ignition coil is damaged or worn out, this product is a convenient replacement to quickly replace the faulty or old one, saving you time and effort. 5、Easy Installation: Designed for effortless installation and user friendly operation, this ignition coil delivers the desired results after routine installation, improving your efficiency.