Features:

• Shimano Dura-Ace Di2 Complete Group
• Dura-Ace 175mm crankset FC-7900 53/39t
• Dura-Ace Bottom Bracket SM-BB7900 Standard English Thread BC1.37
• Dura-Ace Brake Caliper Set BR-7900
• Dura-Ace Cassette CS-7900 11-25t
• Dura-Ace Di2 Shifters ST-7970
• Dura-Ace Rear Derailleur RD-7970
• Dura-Ace Front Derailleur FD-7970 (Braze-on)
• Dura-Ace Front Derailleur Adapter for 34.9mm seat tube SM-AD79
• Dura-Ace Chain CN-7900
• Dura-Ace rechargeable battery SM-BTR1-A
• Dura-Ace Electric Cable EW-7970 890mm (longest wire for large frames)
• Dura-Ace Electric Cable SM-EW79A-E (shifter wire)
• Dura-Ace Battery Charger SM-BCR1
• Dura-Ace Power Cable SM-BCC1