Qty/3 21" XHT Predator 2 B1PD5041 Gator Blades for 60" Cut John Deere M128485. Can be used in place of M128485, M144196 and TCU15881 John Deere mower blade. Blade specifications: 21-inches long, 2-1/2-inches wide, .250 thick with 29/32-inch arbor hole.