Universal Clamp-On air filter - round tapered

Match the carburetor throat outer diameter with the filter inner diameter (measurements in inches and millimetres).  
It attaches directly to the carburetor mouth, replacing the original airbox and filter element.
Product Information
Brand: K & N
Supplier Reference: RU-4740
Filter Height: 152,00 mm (6,00")
Features: Washable
Base Colour: Red
Colour/Finish: Black, Red
Inner Diameter: 4,5"
Inner Diameter: 114 mm
Internal Diameter: 114 mm (4,5")
Style: Clamp Mount
Filter Shape: Round
Filter Element Material: Cotton Mesh
Model: Universal
Product Name: Air Filter
Mounting Flange Position: Centred
Quantity: Unit