Ace 21 in. Mulching Mower Blade For Walk Behind Mowers 1 pk Passage Knobs General Purpose Strength: Grade 2 steel Item Weight:.625 General Purpose Strength: Grade 2 steel construction suitable for most common fastening tasks and a self draining deck with raised back and sides for cleaner use P65War What's Included DIFM Service Code N Warranty Code N Old Default Base SKU Paint Code N Default Base SKU Accessory SKUs Replacement Part SKUs Brand Name Ace Local SKU Available Stores ALL Local SKU Store SKUs 7029572 Blade Type mulching Fits Deck Size 21 inch Model Compatibility mtd and yard man Number in Package 1 pack Use with Mower Type walk behind mowers 1995 & after