The MTD 19A30006OEM Lawn Tractor 42" Mulch Kit helps process grass clippings into smaller pieces for convenient and efficient lawn maintenance. Designed for compatible 42-inch mower decks, it works with the cutting system to finely chop clippings and return them to the lawn instead of collecting them. This helps reduce the need for bagging and disposal while supporting a cleaner mowin... https://www.wholetoolbox.com/mtd-19a30006oem-lawn-tractor-42-mulch-kit/19A30006OEM.html