The Tusk Carburetor Adjustment Screws are a great addition for those 2-Stroke lovers!! They replace your stock Carburetor Air & Idle Screws and allow you to make the necessary adjustments on the fly without the use of tools. They are made out of 6061-T6 Aluminum and anodized to give you that factory look. When in need of tools or parts for your motorcycle, ATV, and UTV think Tusk.