Truvativ Steel 64/104mm BCD Replacement Chainring – 11.6215-48T-104mm Review Posted on August 3, 2018November 9, 2018 By ArchSeaLionPosted in Drivetrain ComponentsTagged Cycling, Outdoor Recreation, Parts & Components, Sports & Outdoors, Truvativ This fits your . Make sure this fits by entering your model number. 9 Speed Steel 104mm BCD Steel replacement chainring