Oregon 98-629 Gator G3 Lawn Mower Blade, 21-3/16-Inch, Replaces MTD, Troy-Bilt, Cub Cadet High-lift: Aggressive blade angle increases air flow to push debris up and out for superior bagging or side discharge Cleaner, more efficient cutting performance can reduce bagging needs Gator Mulcher feature provides efficiency in normal or abrasive conditions Major brand replacement: MTD More durable