Upgrade your lawn mower with this 21-inch replacement blade designed for the M18 Fuel self-propelled lawn mower from Milwaukee. Crafted from durable steel, this cutting blade is compatible with the 2823-20 model and features a replaceable design for easy maintenance. Measuring 2 inches in width and 0.5 inches in diameter, this black blade is perfect for mowing your lawn with ease. This item includes a blade and is suitable for use with a push mower. Its features include a self-propelled design, a 1 HP horsepower motor, and an 18 V battery power source. The blade is made in China and weighs 2 pounds. Get your hands on this high-quality replacement blade and enjoy a perfectly manicured lawn without any hassle.