This mount is compatible with all FW25 mowers featuring 48" and 52" decks, as well as all FW35 and FW45 models with 48" decks. It also supports FW35 mowers with 52" decks, specifically for serial numbers 2017170234 and below. Designed for a 3.75-bushel capacity catcher, it enables efficient grass and debris collection. The catcher must be purchased separately, providing flexibility to customize your setup for optimal lawn maintenance.