Sigma BC 2209 STS Triple Wireless + Alt Bicycle Speedometer Triple wireless bicycle computer that doubles as hiking aide Displays current speed, average speed, and maximum speed Measures actual, average, and maximum heart rate Measures current altitude, ascending/descending altitude, and max altitude PC-compatible; temperature display; adjustable to 2 wheel sizes Modern and multi-functional. This... 

Sigma BC1606L Bicycle Speedometer with Rear Wheel Sensor Kit Sigma Sport BC1606L Computers feature 16 functions with 2 numeric and 1 text line display. Features programmable trip section ideal for touring and adventure racing , Cadence functions include current, average and maximum , 16 functions with 2 numeric and 1 text line display , , , ,   User Ratings and Reviews 5 Stars Sigma BC1606L... 

SIGMA BC1106 11 function Topline Wired Bicycle Speedometer The BC 1106 with its diversity of functions is the right choice for the athletically ambitious biker. The integrated storage chip prevents loss of pre-settings and total values during power losses or even battery changes, with low power scenarios announced in due time by the low battery indicator. Two... 

SIGMA BC1706HR DTS Wireless Bicycle Speedometer with Heart Rate Monitor The BC 1706 HR with DTS is the perfect solution for all fitness-oriented cyclists. In addition to the trusted BC 1606L DTS bike and time functions the BC 1706 HR also measures heart rate. The current, maximum and average heart rate are measured as precisely as an ECG for precise training... 

SIGMA BC506 5 Function Topline Wired Bicycle Speedometer The most affordable Sigma computer is extremely easy to handle and features a crystal clear display. The automatic function scan (auto scroll), with self-explanatory icons, can now be switched on or off. The menu settings are accessible without tools. User Ratings and Reviews 4 Stars SIGMA BC506...