SCAG High lift blades , set of 12 blades for 61 decks , replaces part numbers 482879 and 482881 , these blades are made of Marbaine hardened steel. Many other sizes of Scag blades available. Replacement XHT Lawnmower blade. XHT(Xtreme Hardness & Toughness) blades are 25-40% harder than standard lawnmower blades. Benefits of the XHT […]