DID - High Quality Solid Roller Chain - MADE IN JAPANNon O-Ring standard chain.STANDARD NON O-RING CHAINS ARE NOT SUITABLE FOR HIGH PERFORMANCE MOTORCYCLESNB: if your motorcycle came with an original O-Ring or X-Ring chain, DO NOT replace it with a STANDARD NON O-RING CHAIN. You must replace it with a sealed chain of equal or greater strength.Model No.: 415, 420; 428; 520; 525; 530 Fits: Honda CR80 1980-1984 CR80R 1985-1994 1996-2002 CR85R 2008 CR85R Small Wheel 2003-2007 XR50R 2000-2003 KTM 60 SX 2001-2002 65 SX 2003-2006 Kawasaki KD80 1989