The MTD IBP4050035 is a genuine OEM 21-inch high lift blade designed for various MTD, Cub Cadet, Troy-Bilt, and Craftsman walk-behind lawn mowers. This durable blade measures 533.4 mm (21 inches) in length, 57.15 mm (2.25 inches) in width, and features a 15.875 mm (5/8 inch) center hole. Its high lift design creates superior airflow for effective grass lifting and a cleaner, more precise cut. Weighing 0.748 kg, this blade is a direct replacement for original equipment, ensuring optimal performance and longevity for your mowing equipment.