The MTD 787-01875C-0638 Lawn Mower Self Propelled Deck 21" 3-In-1 provides a sturdy replacement deck designed for compatible 21-inch self-propelled lawn mowers. This mower deck houses and supports the cutting components while helping maintain proper alignment during mowing operation. Its 3-in-1 design is intended for compatible mowing functions, allowing the mower to handle different ... https://www.wholetoolbox.com/mtd-787-01875c-0638-lawn-mower-deck-21-3-in-1-sp/787-01875C-0638.html