3 Grass Cool 40MnB Mower Blades 17 Inch 6-Point Star 03-3233 GA2515A Black 3 Grass Cool 40MnB mower blades designed for durability and precision cutting. This high-quality 3 piece replacement blade set features a 6-point star center hole and is constructed from 40MnB steel for enhanced wear resistance. The blades are finished in a sleek black coating to help prevent rust and corrosion during use. Compatible with various lawn mower models, it serves as a reliable component for maintaining a clean, professional-looking lawn. Measurements: • Length: 17"