I can easily find images of these different nipples on Google, and as far as I can tell pear nipples are used on road bikes (in general) and barrel nipples are used on MTBs (in general). Barrel ...
I replaced the no-name brake calipers on my bike with Ultegras today. Am I correct in thinking the rear brake housing is too long and needs to be shortened? And if so, how do I determine how much to ...