JINGKE Universal Air/Fuel Mixture Screw Adjuster for Keihin FCR Carb Motorcycle Compatible with Suzuki RMZ,Kawasaki KXF KLX,Honda CRF，Polaris，Yamaha YZF WR（ blue/black）

Key features

• compatible with：Fits most Keihin FCR & FCR-MX Carburetors,fits most common 4-stroke models (Reference fit models as following).fcr air fuel screw adjuster comes with spring, washer and O-ring, it is easy to install and replace
• Easy To Adjust: Carb mixture screw can easily tune and adjust your idle mixture without burning your hands or fumbling with a small screw driver. Numerically calibrated for tuning memory, adjust air fuel mixture with this screw easily
• high quality：This carburetor fuel air mixture screw is made of premium aluminum material, sturdy, not easy to aging and abrasion resistant, to ensure maximum strength and durability for long lasting usage
• Easy Installation: Carb mixture screw adjuster comes with spring, washer and O-ring, it is easy to install and replace. Simplify installation steps, no modification, cutting, or drilling required; Size: 57 × 13mm/2.2 × 0.5in
• Professional after-sales：We sell professional parts ，and provide free technical support. If you have any problems or dissatisfaction after receiving the products, please contact us directly to get New Replacement or Return

Free shipping included. 30-day hassle-free returns.