Originally Posted by
dannys1981
Well sprint tri's are 13 mile bike rides.. So if your sayin you need it for your 10 mile training ride then you probably need it for 13 miles...

The poster to which you're referring clearly used the phrase "10 mile RUN" in the post. I think you mis-read the post. I can't think of a single reason why you would need a fuel belt on a bike!