Rear Sprocket - 51-ToothCaracteristicas: The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets 100% machined, no stamping or grinding Optimal tooth thickness results in maximum tooth and chain contact Peso: 0. 7 Alto: 0. 33 Largo: 13. 6 Ancho: 11. 7 Aditamentos: CR85RB Expert : 2003 2006 2005 2007 2004 CR80R : 1999 2001 2002 2000 1994 1996 1986 1988 1991