Specification:Condition:100% Brand NewMaterial: 6061-T6 AluminumColor: 7 colors for your choiceFeatures:1,Made from high quality materials2,Allows for no tools track or trail side tuning and improving of idle performance and off-idle accelerationFitment:Fits all Keihin FCR & FCR-MX Carburetors, fits most common 4-stroke models. Reference fit models as following.For Honda CRF150R 2007-2009, 2012-2016For Honda CRF150R Expert 2007-2009, 2012, 2015-2016For Honda CRF250R 2004-2009For Honda CRF250X 2004-2009, 2012-2013, 2015For Honda CRF450R 2002-2008For Honda CRF450X 2005-2009, 2012-2015For Honda TRX450R 2006-2009, 2012-2013For Honda TRX450R (Electric Start) 2009, 2014For Kawasaki KLX450R 2008-2009For Kawasaki KX250F 2004-2010For Kawasaki KX450F 2006-2009For Suzuki RM-Z250 2004-2009For Suzuki RM-Z450 2005-2008For Yamaha WR250F 2001-2009, 2011-2013For Yamaha WR426F 2001-2002For Yamaha WR450F 2003-2009, 2011For Yamaha YFZ450 2004-2009, 2013For Yamaha YZ250F 2001-2013Package included:Black Comes complete with new fuel screw spring, and O-ring(As Picture Shown)NOTE :1. Please Ensure This Part Fits For Your Motorcycle Before You Order