The MTD GW1753096 is a genuine OEM replacement blade, precisely engineered for various MTD, Cub Cadet, Troy-Bilt, Yard-Man, White Outdoor, and Craftsman walk-behind lawn mower models. This durable metal blade measures 520.7 mm (20.5 inches) in length, 57.15 mm (2.25 inches) in width, and features a 15.875 mm (5/8 inch) center hole diameter with a thickness of 3.175 mm (0.125 inch). Designed for optimal cutting efficiency, it is recommended for annual replacement to maintain peak performance. Refer to your equipment's owner's manual for proper installation.