I got 2 months old bike and I upgrade to Campagnolo groupset. this groupset has done just 50 miles FRONT DERAILLEUR - Shimano Dura Ace FD-7800 (2 speed) REAR DERAILLEUR - Shimano Dura Ace RD-7800 (10 speed) SHIFTERS - Shimano Dura Ace FlightDeck ST-7800 CRANCKSET - Shimano Dura FC-7800 CALIPERS - Shimani Dura Ace BR-7800 CASSETTE - Shimano Dura Ace CS-7800, 12-25T CHAIN - Shimano Dura Ace CN-M9100 Drivetrain 20 speed HANDLEBAR - Syncros Creston20
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