NEW Shimano BT-DN300 Built-In DI2 Battery - For Dura-Ace 9150 and Ultegra R8150 Systems Compatible with SD300 Wires price_changed_on_2022-07-07 Tubeless optimized for rolling fast

Tubeless optimized for rolling fast and fewer flats

Chain: Shimano HG54

ED Hardened Steel Cogs

Fits Brand: Specialized

the Midloader is designed for the heaviest of bikepacking gearConstructed from lightweight yet durable

NEW Shimano BT-DN300 Built-In DI2 Battery - For Dura-Ace 9150 and Ultegra R8150 Systems Compatible with SD300 Wires price_changed_on_2022-07-07 Tubeless optimized for rolling fastShimano Di2 Batteries. Must purchase battery, charger, and power cable to complete the system. All Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions Use Di2 system checker to update component firmware from http: e tubeproject. shimano. com