TimeCutter Zero Turn Recycler Mulching Kit (50″) #79312 (79019)Easily Create Your Own Natural FertilizerTurns clippings into a fine nutrient-rich mulchUnique Kickers and BafflesDirects clippings back into the blades to be re-cutPatented system cuts grass clippings 6-8 timesIncludesKickers and Baffles3Mulching BladesCompatibilityFits TimeCutter50 inch decks (2007 and Newer)DOES NOT fit TitanmowersModel #79019. Replaces part 79312