K&N Universal Air Filters are designed and manufactured for a wide variety of applications. Regardless of the angle or offset of the air intake system, there is a K&N Universal Air Filter for every piece of equipment. All filters are constructed with ultra-strong, pliable, molded rubber flanges that absorb vibration and allow for secure attachment and can also be stretched up to 1.5 mm (1/16 inch) to accommodate in-between sizes. They are available in round, tapered (conical), and oval designs to meet many needs. Item Features round tapered, universal Height 76.0 mm Inner diameter flange 49 mm Variation Sport air filter