Mixing Screw, Rustproof Carburetor Mixing Screw, Beautiful 4 Colors Optional for FCR-MX for FCR Easy to Install with Spring (Blue).

1. Precision CNC machined aluminum screw, beautiful and lightweight. 2. Anodized finish for rust resistance and durability. 3. O-ring design to resist engine vibration and increase accuracy and longevity. 4. Digitally calibrated for setting memory; easily adjust the air-fuel mixture with this screw. 5. Fits FCR and FCR-MX carburetors; suitable for most common 4-stroke models.

Specification: Features: Precision CNC machined aluminum screw, beautiful and lightweight. Anodized finish for rust resistance and durability. O-ring design to resist engine vibration and increase accuracy and longevity. Digitally calibrated for setting memory; easily adjust the air-fuel mixture with this screw. Comes with spring, washer, and O-ring; easy to install and replace.

Fits FCR and FCR-MX carburetors, suitable for most common 4-stroke models. Specifications: Material: CNC machined aluminum; Color: Red; Size: 57 * 13 mm / 2.2 * 0.5 inches (Manual measurement, please allow slight dimension variation); Package weight: Approximately 3 g. Compatibility: Fits FCR and FCR-MX carburetors, suitable for most common 4-stroke models. Reference fitment models are as follows. For CRF150R 2007-2009, 2012-2016; For CRF150R Expert 2007-2009, 2012, 2015-2016; For CRF250R 2004-2009; For CRF250X 2004-2009, 2012-2013, 2015; For CRF450R 2002-2008; For CRF450X 2005-2009, 2012-2015; For TRX450R 2006-2009, 2012-2013; For TRX450R (electric start) 2009, 2014; For KLX450R 2008-2009; For KX250F 2004-2010 KX450F 2006-2009 for 250 SX-F 2005-2011 for 250 XC-F 2008-2009 for 250 XCF-W