Shimano Ultegra 6870 Di2 Mini Group. Continuer Ã naviguer sur le site autorise l'utilisation des cookies. The all black finish and the overall light weight and reliability of this group make it for the most part the only group to buy. Description. You will be notified when the item comes back into stock. Find many great new & used options and get the best deals for Mint! Shimano Ultegra Di2 R8070 groupset Road Disc internal battery built-in frame type. Mini groupe Di2 ultegra ï¥¶ï¥¶899â¬ï¥¶ï¥¶ cables di2 Connexion Port usb Chargeur Manettes Dérailleur av Dérailleur ar Gommets Complete Groupset.