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axel23
07-05-2015, 07:22 AM
What's the attachment on the back of the saddles on the Tour bikes?
Thx
F150
07-05-2015, 07:29 AM
If I heard them correctly on time trial coverage, commentators indicated it was a transponder of sorts, for timing/scoring purposes.
oldpotatoe
07-05-2015, 07:49 AM
If I heard them correctly on time trial coverage, commentators indicated it was a transponder of sorts, for timing/scoring purposes.

GPS gizmo...scroll thru this, couple of mentions.

http://www.cyclingnews.com/features/tour-de-france-2015-time-trial-tech-gallery