This Shimano E-Tube Di2 Complete Wire Kit is a complete kit and contains all the necessary parts to hook up your Di2 electronic components.
You'll get five wire components of varying lengths, to ensure your shifters, derailleurs and battery are hooked up to the junctions.
Junction Boxes A & B are also supplied along with an internal battery and a charger to keep you powered.
• Shimano Di2 BT-DN110-A2 Internal Battery
• Shimano SM-EW90-A Di2 3 Port Junction Box
• Shimano SM-JC41 Di2 Internal Wire Junction Box
• Shimano SM-BCR2 Di2 Battery Charger with USB Power Cable
• 1 x 1200mm Electric Wire
• 1 x 300mm Electric Wire
• 1 x 700mm Electric Wire
• 2 x 350mm Electric Wire
• 1 x 650mm Electric Wire