This fits your . Make sure this fits by entering your model number. 66C Campagnolo SS conversion, 18t Kit offers chainline adjustment by switching spacer position Campagnolo-splined CrMo cog is 5/64″. 92g Converts any multi-speed Campagnolo-splined cassette hub to a Singlespeed 10mm wide steel cog spline spreads load over greater surface area, preventing cog from deforming … Continue reading "Gusset 66C Campagnolo SS conversion, 18t Review"