The Toro 139-5470-03 Lawn Mower Bag Frame Assembly is a replacement component that holds the grass bag securely in place on compatible lawn mowers. It works by providing a stable structure that keeps the bag open and properly positioned to capture clippings as they are discharged from the mower deck. Constructed for durability and proper fit, it helps maintain consistent airflow needed for effective collection. This assembly supports cleaner operation, reduces debris on the lawn, and contributes to maintaining overall mowing efficiency with regular use. Keep your tools organized and ready with a reliable toolbox and the Toro Lawn Mower Bag Frame Assembly for your next project. #Toro #139-5470-03 #BagFrameAssembly #LawnMowerParts #PowerToolsParts #powertools #HomeImprovement