Cub Cadet 21" Mulching Mower Blade. It is compatible with Cub Cadet Series 300, 600 & 900 Walk Behind Mowers, excluding models with cast aluminum decks. Engineered to meet Cub Cadet's original equipment specifications, this blade undergoes rigorous multi-step factory testing to ensure safety and performance. Regular blade changes each season contribute to a clean cut and healthier-looking lawn. For an exact fit, optimal performance, and maximum safety, trust Cub Cadet Genuine Blades.
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov