PRO Di2 Steer Tube Battery Holder
Backcountry
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Tuck your Di2 battery stealthily away in the steerer tube with the PRO Di2 Steerer Tube Battery Holder for clean lines and perfect frame aesthetics. Complete with a stainless steel removal tool this battery holder securely keeps things in place for worry-free smooth-shifting power and lets you get rid of that eye sore of an external battery mount.