MTD Genuine Parts 21-Inch Walk-Behind Mower Blower Attachment Fits 21" walk-behind mowers with spring-loaded side discharge and mulching door, 2009 and after For Troy-Bilt, MTD, Yard-Man, Yard Machines, Huskee and Bolens units Blows leaves, grass clippings and debris Easily attaches to the mower handle when not in use Eliminates need for separate blower