The MTD 983-05196A-0637 Lawn Tractor 2W Deck Shell 46" provides the main housing and mounting structure for the cutting components of compatible lawn tractors. It supports the mower deck assembly and provides the necessary area for installing blades and related components during operation. A properly fitted deck shell can help maintain cutting alignment and consistent mowing performan... https://www.wholetoolbox.com/mtd-983-05196a-0637-lawn-tractor-2w-deck-shell-46/983-05196A-0637.html