QualityParts From Oregon That you can depend on. Center hole: 13/16": Aggressive blade angle increases air flow to push debris up and out for superior bagging or side discharge; Gator MulcherĀ® provides cleaner, more efficient cutting performance can eliminate the need to bag, saving time and hassle.; Replacement for major brand: Honda; ; ; Oregon Equipment Parts 90-651 Blade Honda Gator G3