The Toro 463490 Blade Hub is a genuine OEM replacement part designed for various Toro commercial mowing equipment, including Groundsmaster, Reelmaster, Proline, and Commercial series models. This critical component ensures proper blade attachment and smooth rotation, contributing to efficient and precise cutting operations. Manufactured to Toro's specifications, it provides reliable performance and durability for demanding professional applications. Dimensions: 88.9 mm length, 88.9 mm width, 50.8 mm height, and a weight of 0.36 kg.