BlackPath - Honda Manual Adjustable Chain Tensioner Kit CRF450 + CRF250 + CRF230 + CRF150R Motorcycle & TRX450R + TRX450ER ATV Cam Chain Adjuster Kit (Black) T6 Billet Fits Honda Models: 2007-2014 CRF150R, 2003-2013 CRF230, 2004-2014 CRF250R, 2004-2013 CRF250X, 2004-2014 CRF450R, 2005-2018 CRF450X, 2006-2009 TRX450R & 2006-2014 TRX450ER Designed to replace stock hydraulic timing tensioner to prevent premature engine wear Ensures that the timing chain tension is set at a constant, throughout the whole RPM range Includes (1x) Manual Timing Chain Tensioner, Hardware and Installation Instructions CNC Machined from T6 Billet Aluminum for a perfect fitment & Anodized Black for a Corrosion & Oxidation Resistant finish