ALL NEW Shimano Dura-Ace 7970 Di 2 Group.

Dura Ace FC-7970: 170mm,172.5mm, 175mm  53/39 or 50/34

Dura Ace BR-7970 Brake Set

Dura Ace CH-7970 10 Speed Chain

Dura Ace BB-7970 Bottom Bracket: 68 or 70

Dura Ace ST-7970 Shifter Set control lever

Dura Ace FD-7970 Front Derailleur braze on

 Dura Ace RD-7970 Rear Derailleur

Cassette choices:11x21,11x23,11x25,11x27,11x28,12x23,12x25,12x27

ELECTRIC PARTS
EW-7970 Electric cable - (L) 890mm or  (M) 830mm.
SM-BCR1 Battery Charger (110v-220v) works worldwide

SM-BTR1 Rechargeable Battery
SM-EW79A-E Electric Cable
Bottle Cage Adapter