Introducing the new SHIMANO Junction B Di2 EWJC200 intern extern - Black, the ultimate internal/external cycling shift system. This device ensures secure and effortless gear changes, offering superior performance for cyclists of all levels. With the ability to switch gears in seconds while riding, this system is a game-changer. Features:

• Universal fit – compatible with all bike types.
• Lightweight and durable.
• Smooth shifting feature – quick gear changes.
• Integrated design – sleek and subtle.
• Secure hold – clips tightly to the frame.
• Battery powered – long life rechargeable lithium battery.
• Flat curled wire – easier system set-up.
• Integrated interface relay – quick gear changes.
• Di2 compatibility – works with Bluetooth enabled cycling computers.
• Sealed design – keeps out dust and water.

Enhance your cycling experience with the SHIMANO Junction B Di2 EWJC200 intern extern - Black. Perfect for beginners and experts, this shift system offers high performance in an easy-to-use format.