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ۢ Center bracket can be attached to a brake caliper or fender bridge
1 standards
All sockets and bits are 3/8" drive
Base: carbon reinforced polymer
Adjustable toe-in brake shoes
Di2 Battery BT-DN300 Flat Bar ۢ Center bracket can beThe 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