What are these? And are they related? First 2 pics (Garmin) is on the crank arm and the second pic (Giant ridesense) is on the chainstay on the same side. : r/bikewrench
Giant Road Bike Ride Sense ANT+ Sensor for TCR ADV SL/PROPEL Defy | eBay
Giant Ridesense, Garmin Speed Cadence sensor ant+ magnet trick for tight space between crank arm. - YouTube
Garmin Edge Touring Plus GPS cycle computer - BikeRadar