Shimano BT-DN300 Built-In Type Di2 Battery [SD300 Type] Brand_Canyon Compartments

Compartments

torque wrench for precision

MIPS® Spherical: Built into the helmet between two different layers of foam

positive feedback from our beta testers has eventually validated the product

Heart Rate Monitor: HR40/HR60

Shimano BT-DN300 Built-In Type Di2 Battery [SD300 Type] Brand_Canyon CompartmentsSHIMANO Built In Type Di2 Battery [SD300 Type] BT DN300 The 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