XHT 20", 5/8" Mower Blade (Set of 11) - B1TR3107,11 Grommets it can also be used

it can also be used in many non-John Deere transmission and hydraulic systems

Fits the following Lawn and Garden Tractor Models: 111 (30-inch & 38-inch Mower Deck)

front 1580

Also fits various implements

XHT 20", 5/8" Mower Blade (Set of 11) - B1TR3107,11 Grommets it can also be usedXHT 20", 5 8" Mower Blade (Set of 11) B1TR3107,11 Replacement XHT Lawnmower blade. XHT(Xtreme Hardness & Toughness) blades are 25 40% harder than standard lawnmower blades. Benefits of the HXT blade are sharper and longer lasting cutting edges. More resistance to bending. Tighter tolerances in the aftermarket vs. OEM. XHT blades also offer greater impact toughness. (11) blades for 16' deck Groundsmaster. Fits Toro 580D mower. Center Hole 5 8" Length