The 2 Pack Craftsman CMXGZAM110106 Mulching & Side Discharging Blades are 23.25" long and designed for lawn mowers. Made in the United States, these black blades feature a 6 point star center hole shape. Perfect for maintaining your yard and garden, these blades are a reliable option for any outdoor power equipment enthusiast. With the trusted Craftsman brand behind them, you can be sure of their quality and durability.