REPLACEMENT XHT BLADES Extreme Hardness Toughness 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. By the way they are made in the USA! Hands down the ABSOLUTE best aftermarket replacement blade on the market! Don't waste your money on the cheapest set you can find on eBay unless you want a cheap blade that will not perform! This sale is for 3 replacement XHT blades. Fits some of the Bad Boy 48" decks and other makes. LOW LIFT (2) needed for 38" cuts Center Hole: 5/8" Width: 2.5" Thickness: .187" Length: 19-1/4" 62014-7799 79-1720 79-3060 79-3061 791720 793060 793061 88-5140-03 88514003 14-4889 14-7799 144889 147799 **DISCLAIMER- WE LIST BLADE PART NUMBERS, MODEL NUMBERS AND DIMENSIONS FOR REFERENCES BUT IT IS UP TO YOU TO BUY THE RIGHT BLADES. If you order them and they don't fit it is not our fault! We always except returns but the shipping to and from will be your responsibility unless we make the error.