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 CRF50F 2004-2023 CRF70F 2004-2012 XL80S 1980-1985 XR70R 1997-2003 XR80 1979-1984 Kawasaki KDX50 2003 KLX110L 2023 Suzuki JR50 1983-1994 1996-2003 LT50 2001-2005 Yamaha PW80 2000-2010 TTR110 E 2010