Polisport continue to break barriers in off road plastic parts technology setting the mould of the future. Polisport chain guides & swing arm protectors are produced with Durable Gloss Polypropylene (DGP) technology that provides maximum resistance to impact and also has extremely high resistance to premature wear breakage and discolouration. Fits: Honda CR125R 2002-2004 2006 CR250R 2002-2007 CRF250R 2004 2008-2009 CRF450R 2002-2006 2008