Garmin Heart Rate Tri Strap - Philbrick's Ski, Board, & Bike
Amazon.com: Mchoi Hard Carrying Case Fits for Heart Rate Monitor, Compatible with Garmin HRM-Pro/HRM-Tri Heart Rate Monitor Chest Strap, Case Only : Sports & Outdoors
Garmin HRM-tri / HRM-RUN / HRM-Swim running, cycling, swimming heart rate, without original box