Worx 50021410 Replacement Lawn Mower Grass Bag Catcher for Models: WG718, WG780, WG781, WG788, WG789 For use in mower models: WG718, WG780, WG781, WG788, WG789 Collect up to 1.6 bushels of grass clippings for compost or disposal Fits on mower without tools Lightweight mesh makes it easy to identify when full