Di2 Battery BT-DN300 Front radiant and unstoppable

radiant and unstoppable

The adapter features a reliable anti-loosen plate for secure braking in all riding conditions

390mm x 150mm platform area

quiet braking

With an integrated chain stabilizer mechanism

Di2 Battery BT-DN300 Front radiant and unstoppableThe new DN300 battery features the same waterproof design that Di2 users have loved for generations. Now with 3 ports, it delivers stable power to Shimano's 12 speed road derailleurs and shifters (if a fully wired option is selected). With the same size as its predecessor, the slim DN300 battery can be housed inside seat posts or frames ensuring a clean aesthetic. Now with 3 ports, the DN300 simplifies wiring to front and rear derailleurs, supplying