BLADE-MOWER, XHT, 20.56 20.5" x2.5" x1", A & I Products, Mfr#: A-B1KU1038

BLADE-MOWER, XHT, 20.56, Dim A (1): [Center Hole]7/8", Dim B (2): [Length]20-9/16", Dim C (3): [Thickness].250", Dim D (4): [Width]2-1/2", Replaces: Kubota: K5371-99040, Type: Medium Lift, Web Notes: XHT (Xtreme Hardness & Toughness) blades feature a unique steel that incorporates boron, carbon,, Web Notes: manganese, and other materials that ensure its strength. The blades are heat treated with a process, Web Notes: makes the blades 25% – 40% harder than standard lawnmower blades, making them the longest-lasting,, Web Notes: safest, and most impact resistant lawnmower blades on the market.