more stable cross-section that time trialists

Ergonomic shaping for improved comfort

making them the perfect choice for endurance athletes year-round

+20% increased lateral rigidity for powerful riders and                   sprinters

battery bt dn320 color_Earth more stable cross-section that timeThe Shimano BT DN320 is the dedicated battery for Shimano's latest fully wireless XTR Di2 drivetrain. Designed to fit securely inside the rear derailleur, it is well protected from impacts and the elements while providing reliable power for Shimano's fast and precise electronic shifting. Its compact design allows for easy installation and removal, ensuring convenient charging and dependable performance on every ride.