Outerwears brand pre-filter. 3" diameter, 2.5" height. Elastic-cinch base for a secure fit. A must-have for operating in dirty or dusty conditions! Fits many stock and aftermarket airfilters on Gopeds and other scooters, pocketbikes, and R/C vehicles. Fits stock HPI Baja 5b filter.
Fits unifilter, 3" K&N filter, and Carbon UFO filter snugly. Fits loosely on smaller filters (DDM filter, UFO filters, Stalker filters, etc). Does not fit shielded filters, or filters larger than 3" in diameter. Outerewears Part #20-1100
