The Lawn Boy 89501 Lawn Mower Bag & Frame 21" 34 provides a complete collection setup for compatible lawn mowers, helping gather grass clippings during mowing. The frame supports and holds the collection bag in position, while the bag captures clippings discharged from the mower deck. This combination helps keep the lawn cleaner and reduces the need for additional raking after mowing.... https://www.wholetoolbox.com/lawn-boy-89501-lawn-mower-bag-frame-21-34/89501.html