K&N's Universal Air Filters are designed and manufactured for a wide variety of applications. Regardless of the angle, offset diameter of the air intake, there is a K&N Universal air filter for your equipment.  All filters are constructed with ultra-strong molded pliable rubber flanges which absorb vibration and allow for secure attachment and can also be stretched for up to 1/16" (1.5mm) to fit in-between sizes. K&N Universal air filters are available in round, tapered (cone style) and oval designs, for just about any special application.  Select a universal filter type below to view the sizes that are available 

Part RF-1005 Product Specifications 
Product Style: Round Tapered Universal Air Filter
Air Filter Shape: Round Tapered
Base Outside Diameter: 5.875 in (149 mm)
Top Outside Diameter: 4.5 in (114 mm)
Flanges: 1
Flange Inside Diameter: 4.5 in (114 mm)
Flange Length: 0.625 in (16 mm)
Flange Type: Centered
Height: 4.5 in (114 mm)
Filter Material: Cotton Gauze
Top Style: Metal
Top Material/Finish: Chrome
Filter Re-Oiling Amount: 0.79 oz (23 ml)
Inner Wire: No
Weight: 1.2 lb (0.5 kg)
Product Box Length: 6.5 in (165 mm)
Product Box Width: 6.5 in (165 mm)
Product Box Height: 7.25 in (184 mm)