The Greenworks R0200172-00 Lawn Mower Dual Blade Grass Bag helps collect grass clippings efficiently for compatible Greenworks dual-blade lawn mowers, leaving your lawn clean and well-maintained. It works by attaching securely to the mower's rear discharge system while allowing proper airflow for effective clipping collection and optimal bag filling. Made to replace a torn, worn, or d... https://www.wholetoolbox.com/greenworks-r0200172-00-lawn-mower-dual-blade-grass-bag/R0200172-00.html