Oregon 96-600 Gator G3 Lawn Mower Mulching Blade, 20-15/16-Inch, Replaces Toro Center hole: 7/16" Aggressive blade angle increases air flow to push debris up and out for superior bagging or side discharge. Gator Mulcher provides cleaner, more efficient cutting performance can eliminate the need to bag, saving time and hassle. Will not fit blade brake clutch equipped mowers Replaces major brand: Toro