FITTING OF THIS PRODUCT: According to the data provided by the manufacturer, this article is valid for the following brands, models and years: MBK "" Booster NaKed -12"""" wheels"" 50: 2008-2009 MBK Booster Next Generation 50: 1996-1997 MBK Booster Rocket 50: 1997-1998 MBK Booster Spirit 50: 1999-2004 MBK Booster Track 50: 1997-1998 MBK New Generation 50: 1995-1995 MBK TRACK 50: 1995-1995 YAMAHA Bw¦s 100: 2000-2002 YAMAHA Bw¦s Moto GP 50: 1999-1999 YAMAHA SPY 50: 1996-2000