The Murray 7103453YP Lawn Mower Mulch Plug 22" Deck helps improve mulching performance by closing the mower's discharge opening on compatible 22-inch deck models. It works by keeping grass clippings inside the cutting deck so they can be recut into finer pieces and returned to the lawn, helping provide natural nutrient recycling and a cleaner mowing finish. Made to replace a missing, ... https://www.wholetoolbox.com/murray-7103453yp-lawn-mower-mulch-plug-22-deck/7103453YP.html