Accurate: Fit carburetor mouth size 55mm / 2.17". And Universal for most dirt bike ATV motorcycles, such as for honda, for suzuki,for kawasaki, for Yamaha etc. About: Made of aluminum alloy, without rust, oil leakage, durable materials for long time service. Information: This velocity stack has a smooth funnel shaped inlet to help airflow and improving your motorcycle work performance. Nice: Note: Please check the specification before ordering to confirm if the product fits your needs. Professional installation is highly recommended. Attention: Package Includes: 1 x Motorcycle Velocity Stack Features:
Motorcycle carburetor air filter cup.
Made of aluminum alloy, without rust, oil leakage, durable materials for long time service.
Bright appearance, increased the highlight of your motorcycles.
Universal for most dirt bike ATV motorcycles, such as for honda, for suzuki,for kawasaki, for Yamaha etc.
Professional installation is highly recommended.

Specification:
Material: Aluminum Alloy
Color: Black
Inner Diameter: 55mm / 2.17"
Dimension: 6.9x8cm / 2.72"x3.15"(H*D)
Thread Size: M4x0.7

Note:
The size is measured by hand, so it may have a little 1-3 mm difference.

Package Includes:
1 x Motorcycle Velocity Stack