The Lawn Boy 139-1805 Lawn Mower Chute Assembly directs grass clippings away from the mower deck during operation. This replacement assembly attaches to the compatible mower deck and guides discharged material through the designated chute as the blade rotates. Proper positioning supports controlled discharge and normal mower operation. It can replace a cracked, damaged, or missing chu... https://www.wholetoolbox.com/lawn-boy-139-1805-lawn-mower-chute-assembly/139-1805.html