These Airbox Covers prevent water and bike cleaner from entering your intake when cleaning the airbox. Airbox Covers are manufactured from tough, durable ABS plastic. A rubber sealing ring is provided to ensure a perfect, leak-free fit. To use, simply remove your air filter from the airbox and install the Airbox Cover with the provided mounting screw (if required). AIRBOX WASH COVER SHERCO ENDURO SE-R 125 18-24 SE-R 250 13-24 SE-R 300 13-24 SE-F 250 12-24 SE-F 300 12-24 SE-F 450 14-24 SE-F 500 19-24 SE-F 510 14-17