The Oregon 98496 MTD Blade is a high-quality replacement blade engineered for MTD lawn mowers. This blade features a length of 533.4 mm (21 inches) and a 15.88 mm (5/8 inch) center hole, ensuring a precise fit and optimal cutting performance. It is designed to replace several OEM part numbers including MTD 742-0610, 742-0610A, 942-0610, and 942-0610A. Constructed for durability and efficient grass cutting, this blade helps maintain a clean and even lawn finish.