The Greenworks R0205095-00 Lawn Mower Rear Wheel 2412-12 supports smooth movement and stable handling of a compatible lawn mower. It attaches to the rear axle and allows the mower to roll across different lawn surfaces during operation. Replacing a worn or damaged wheel can help restore proper mobility, improve maneuverability, and support consistent mowing. Check your lawn mower mode... https://www.wholetoolbox.com/greenworks-r0205095-00-lawn-mower-rear-wheel-2412-12/R0205095-00.html