Black 7.4V for Dura-Ace 7970 and Ultegra 6770 Dispatched within 2-5 days ID: 27094-54434
SAVE 31% £69.99
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Standard delivery is normally 2 - 5 working days.

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The power house of Dura-Ace Di2 is a long-life 7.4V Li-Ion battery that is both compact and reliable, taking shifting effort away from you
The Features of the Shimano SM-BTR1 Dura-Ace 7970 and Ultegra 6770 Di2 Battery are:
  • Excellent sealing and reliability have been proven through repeated field tests in various ridingconditions, including extreme temperatures, rain, mud, and cobble stone roads

  • Using a hard wired battery system which is both light weight and accurate compared to current wireless technology (as a wireless system would require 4 batteries: one for the RD, one for the FD, and one for each shift lever)

  • The use of a single small and discreet battery is light weight, efficient and creates a robust and reliable system

  • Comes with a bike-friendly mount to allow it to fit most road bike bottle cage bosses

  • Optional battery mount adapter is available if standard mount is not compatible

  • Reliable and secure water resistant terminals

  • Easily removable for charging

  • Battery weight is 68 grams

Shimano SM-BTR1 Dura-Ace 7970 and Ultegra 6770 Di2 Battery

£69.99 SAVE 31%
SAVE £21.97
AVAILABILITY: Dispatched within 2-5 days (See all options)