SRAM 2010 and later X9 and X7 9- and 10 speed Pulley Kit

SRAM 2010 and later X9 and X7 9- and 10 speed Pulley Kit Sram spare parts :Derailleur Pulleys :material : Nylonbearing : stainlesscompatibility : XO, X9, X7, Via GT : 2 x 10, 3 x 10 : 2011-2012-2013delivery included : pairadvice : Road, MTB