105 5800 groupset just needs a chain, cables and a bottom bracket to go with it. Crankset is 172.5 with 52/36 chainrings Cassette is 11-28t and has probably only done around 500 miles in total Front derailleur is braze on Rear derailleur is medium cage so will take a 11-32t cassette Front brake is direct mount Rear brake is standard single centre bolt Shifters are in really good condition with just some minor marks on the levers and on the hoods.
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