Speacialized Tarmac SL4, 54cm Full Carbon, shimano 105 groupset Posted August 28, 2023 Speacialized Tarmac SL4, 54cm Full Carbon, shimano 105 groupsetSpeacialized Tarmac SL4, 54cm Full Carbon, shimano 105 groupset. Various marks but otherwise great condition. Amazing bike – sooo light and fast.