The Oregon 590-669 3 pack of Dixon brand 17" x 11/16" center Gator blades is a set of high-quality lawn mower blades designed for durability and efficiency. Made of alloy steel in the United States, these black blades are compatible with Dixon mowers and offer a reliable cutting performance. This pack includes three blades, ensuring you have a spare on hand for when you need it, and the large size of 17 inches in length makes them ideal for tackling tough lawn maintenance tasks.