The Stens Genuine Part 320-564 Hi-Lift Blade Pack of 3 delivers superior cutting performance with its high-lift design, ensuring efficient grass lift and discharge. Crafted from durable .250" thick steel with a 20 1/2" length and 5/8" center hole, these blades provide a secure fit and long-lasting reliability. Perfect for Gravely mowers, they offer seamless compatibility and come in a convenient three-pack for uninterrupted mowing.