GROUP COMPOSED OF:GarnishCS-R8100 Ultegra 12 Speed CassetteDi2 Internal Battery BT-DN300Chain + QuickLink CN-M8100 12 speedEW-EC300 1700mm Charging CableEW-SD300 e-Tube Di2 600mm Electric CableElectric cable 1200mm EW-SD300 e-Tube Di2FD-R8150 welded Di2 double derailleurST-R8170 Di2 Front Disc Brake Kit + BR-R8170 + HoseST-R8170 Di2 Rear Disc Brake Kit + BR-R8170 + HoseCenter Lock RT-MT800 Ice-Tech discsRD-R8150 Ultegra 12-speed Di2 rear derailleur.
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