Shimano Sm-btr1 Dura-ace 7970 And Ultegra 6770 Di2 Battery Smbtr1
The power house of Di2 is a long-life 7.4V Li-Ion battery that is both compact and reliable taking shifting effort away from youExcellent sealing and reliability have been proven through repeated field tests in various riding conditions including extreme temperatures rain mud and cobble stone...
Shimano Sm-jc40 6770 Ultegra Di2 Bb Junction For External Wire Routing
SM-JC40 cable junction for external wire routingJunction is required for connection of rear mech front mech battery and cable to battery indicator junction boxTo be mounted on bottom bracket cable guide threaded fitmentCables sold separatelyReliable and secure water resistant connectors
Shimano Sm-jc41 6770 Ultegra Di2 Bb Junction For Internal Wire Routing
SM-JC41 cable junction for internal wire routingJunction is required for connection of rear mech front mech battery and cable to battery indicator junction boxTo be positioned neatly inside frame tubing when connectedCables sold separatelyReliable and secure water resistant connectors