The Toro 51313 Rubber Plug is an authentic OEM replacement part designed for a wide range of Toro machinery. This durable rubber plug provides a reliable seal, essential for maintaining the integrity and performance of your equipment. It is a direct fit for models such as the Toro Groundsmaster 3280-D, Reelmaster 3100-D, and various Greensmaster series mowers, ensuring compatibility and ease of installation.