Motorcycle Air/Fuel mixture screw Adjuster For Keihin FCR MX Carburetor (RED)+2007 kx250f screw+fcr screw+carb air fuel

HIGH-QUALITY MATERIAL: This mixture screw is made of high-quality CNC aluminum material, anodized treatment, anti-rust and for fcr mx 39 for air screw for2009 crf250r air fuel mixture screw QUALITY ASSURANCE: We are professional sellers. Our mixture screw have passed quality inspection before leaving the factory. We promise to provide you with brand new high-quality products and fast transportation services. If you are not satisfied with our products, please contact us, we will provide you with perfect after-sales service until you are satisfied, so please rest assured to buy. for keihin carburetor air flow needle for 450 air and fuel mixture screw FUNCTION: O-ring design can resist engine vibration and improve accuracy and service life. Digitally calibrated tuning memory, use this screw to easily adjust the air-fuel mixture. for fcr for air screw for mixture screw nibbi 34mm carb SCOPE OF APPLACATION: Suitable for Keihin FCR and FCR-MX carburetor, suitable for the most common four-stroke models. As well as and other motorcycles, please refer to the product description or contact us to confirm. for vite carburatore crf for vite carburatore EAST TO INSTALL: With spring, washer and O-ring, easy to install and replace. for fcr 32 vite for vite miscelatrice carburatore 38 keihin