Perfect Fit: Designed to replace for Exmark part numbers 103-6404 and 103-6404-S, these high lift blades are a direct fit for 72" cut Lazer Z models High Lift Performance: Features a notched design for enhanced airflow, providing superior lifting and cutting performance for a clean, even lawn Package includus Set of 3 Blades for 72" Cut Deck Durable Construction: Made with high-quality materials, these blades measure 24-1/2" in length, 3" in width, and have a thickness of 0.2040", ensuring long-lasting durability Versatile Compatibility: Fits a wide range of Exmark models, including Lazer AS, Lazer Z AC, Lazer Z AS, Lazer Z LC, Lazer Z XP, Lazer Z XS, and Next Lazer models Easy Installation: With a center hole diameter of 15/16", these blades are designed for easy installation, allowing you to quickly replace your old blades and get back to mowing Upgrade your Lawn mower with the Mr Mower Parts 3-Pack Notched High Lift Blade Set, a perfect replacement for Exmark part numbers 103-6404 and 103-6404-S. These blades are specifically designed to fit 72" cut Lazer Z models, including a wide range of Lazer and Next Lazer series mowers including front runners, Laser AS, Laser Z AC, Laser Z AS, Laser Z LC, Laser Z XP, Laser Z XS, LAZER Z, Next Laser ASX, Next Laser Z, NEXT LASER Z AS, LAZER Z. Featuring a notched high lift design, these blades are engineered to enhance airflow, providing superior lifting and cutting performance. This ensures a clean and even cut, helping you maintain a beautifully manicured lawn. Constructed from durable materials, each blade measures 24-1/2" in length, 3" in width, with a thickness of 0.2040". The 15/16" center hole diameter ensures a secure fit, and installation is straightforward, allowing you to replace your old blades quickly and efficiently. Whether you're a professional landscaper or a homeowner looking to keep your lawn in top shape, the Mr Mower Parts Notched High Lift Blade Set offers the durability and performance you need for a perfect cut every time.