Originally Posted by
lambo_vt
If you can't brake hard enough to spectacularly wreck with a front disc, something is wrong that's not the disc size.
+1000 I've used BB7s w/160mm rotors on my touring bike and also several mountain/commuter bikes. If you can't lock the front wheel, or send yourself cartwheeling over the bars, there's
definitely something wrong with your brake system...