this set of mulching blades from 8Ten might be the perfect upgrade. These blades are designed to fit 48-inch decks from such manufacturers as Gravely, Scag, Hustler, Toro, and John Deere.

There are also a variety of different types of mower blades to choose from, including general purpose blades and those designed specifically for mulching ... too. Toro Timecutter riding mowers ...