The MTD 68705240 is a genuine OEM blade hub assembly designed for various MTD, Cub Cadet, and Troy-Bilt lawn mowers. This essential component securely mounts the cutting blade to the engine shaft, facilitating efficient and safe operation. It features a 25mm shaft diameter and a 10.9mm blade mounting hole, ensuring proper blade rotation and balance for a clean cut and extended equipment life. Constructed from durable materials for reliable performance and a precise fit.