Bontrager DuoTrap Digital Speed/Cadence Sensor | Trek Bikes
CDS Cycle - bike shop - Bontrager integrated speed & cadence sensor for Trek bikes. Bluetooth and Ant+ compatible DuoTrap S - 3,000 SRP PM us for discount and delivery options | Facebook
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Bontrager DuoTrap S Digital Sensor | Trek Bikes
Czujnik prędkości kadencji Bontrager DuoTrap S ANT+ BT | PM Bike