Take your training further with the Timex Ironman Zone Trainer digital heart rate monitor. The in-zone graphic display and memory chronograph meet the needs of future enthusiasts who pursue their goals in the gym or outside.
Buy Timex Zone Trainer HRM from Chain Reaction Cycles, the worlds largest online bicycle store.
If you're not completely satisfied with an item you may return it within 12 months of purchase. We'll give you a full refund if the item hasn't been used or fitted.More information on returns