Originally Posted by
TejanoTrackie
It varies for me, but lower than that gear, because I like to maintain a higher cadence. So I've got 46x17 on one bike and 43x16 on another bike. Your cadence with that gearing at 16 mph will be only 68 rpm, assuming a 700x23c rear tire.
I'm running a 25c tire. I usually use the fixed gear for short after work rides.