Coros Apex 4 Harware Rally RK100 doubles the value

Rally RK100 doubles the value to provide total power

Redesigned geometry puts you in the best position for everything from workouts to commutes while comfortably keeping your eyes on busy roads

Option 2 or 4 screw add on secures 22cm screws for a total of 16-18 screws

Its innovative ratchet-style mechanism makes securing your trailer a breeze

Coros Apex 4 Harware Rally RK100 doubles the valueThe ultimate mountain sports watch built for training, racing, and beating your personal best. 65hrs of GPS battery (46mm) or 41hrs (42mm), enough to get you through your longest days. Our most powerful mapping with free Global Maps, street and trail names, turn by turn navigation, and POI's Precision dual frequency GPS with vertical algorithms built for alpine terrain and sheer walls. 1. 3 inch Memory in Pixel touch screen (46mm) or 1. 2 inch (42mm),