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Ships within 48 hours · Estimated delivery Nov 5 - Nov 10
By using our whole-helmet approach to development
For all DT Swiss hubs with Ratchet EXP pulley system
Pressure type: High volume
Lightweight PC Construction
It lays flat on the wrapped bars and is thinner than cork
Shimano BT-DN300 Di2 Battery 12 Speed cassons By using our whole-helmet approachThe Shimano BT DN300 Di2 Battery (12 Speed) features the same waterproof design Di2 users have loved for generations. Now with 3 ports, it delivers stable power to Shimano's 12 speed road derailleurs and shifters when a fully wired option is selected. The same size as its predecessor, the slim DN300 battery can be housed inside seat posts or frames for a clean aesthetic. The third port is for riders who want the redundancy of Shimano's 12 speed Di2
