Garmin Hrm-tri / Hrm-run / Hrm-dual Dual Mode 245 645 / Fenix3 / 5x / 945 Heart Rate Belt Ant + Bluetooth Brand New Original - Bicycle Computer - AliExpress
Garmin HRM Run, Dual, Swim, Tri and Pro Compared - OneManEngine
Garmin HRM tri/HRM RUN/HRM Swim running, cycling, swimming heart rate with brand new original free shipping without original box|Bicycle Computer| - AliExpress
Garmin HRM-Pro vs HRM-Tri vs HRM-Run vs HRM-Dual vs Wahoo Tickr X Compared - GearOpen.com