This fits your . Make sure this fits by entering your model number. Carbon marble post, alloy clamp, titanium bolts Titanium bolt: M5x38x1pc, M5x45x1pc TK9142M O30.9x350mm, 153g Carbon marble straight type seat post, alloy clamp, titanium bolts, Size: O27.2, O30.9, O31.6mm,…