Introducing the Ariens 21543962 47 Internal Retaining Ring - the perfect replacement part for your Ariens equipment. Designed to fit seamlessly into your machine, this internal retaining ring (part number 21543962) is made with high-quality materials for durability and longevity. Say goodbye to frustrating repairs and keep your Ariens running smoothly with this reliable part. Keep your engine in top shape without breaking the bank, thanks to the affordable price of this Ariens 21543962 47 Internal Retaining Ring. Trust in the brand you know and love - Ariens - to provide the best replacement parts for your outdoor power equipment needs. Upgrade your machine today with the Ariens 21543962 47 Internal Retaining Ring.