XHT 17-3/8" Mower Blade (Set of 6) - B1GR2003,6 Apparel (Women's) Fits the following John Deere

Fits the following John Deere models: XUV550

John Deere TRACTOR: 4320 (ROW CROP ONLY)

John Deere Original Equipment Cross And Bearing Assembly - AE23716

John Deere Original Equipment Pin - R120540

Across Flats: 16

XHT 17-3/8" Mower Blade (Set of 6) - B1GR2003,6 Apparel (Women's) Fits the following John DeereXHT 17 3 8" Mower Blade (Set of 6) B1GR2003,6 XHT (Xtreme Hardness & Toughness) blades feature a unique steel that incorporates boron, carbon, manganese, and other materials that ensure its strength. The blades are heat treated with the patented and independently tested Marbain heat treating process. This process makes the blades 25% 40% harder than standard lawnmower blades, making them the longest lasting, safest, and most impact resistant lawnmower