CAT EYE Digital Heart Rate Sensor Kit Cycling Computer Bicycle 2.4GHz HR-10 160-3590

Compatible with: CC-TR310TW/CC-TR210DW/CC-RD430DW/CC-RD420DW/CC-RD410DW The heart rate sensor is compatible with the following models: CC-TR310TW/CC-TR210DW/CC-RD430DW/CC-RD420DW/CC-RD410DW/MSC-CY300/MSC-CY200 Note: Not compatible with the following models. CC-TR300TW