Probably just about all cyclists will agree – removing your bike’s rear wheel is a hassle. You have to open and loosen off the quick-release, pull the derailleur cage and chain back out of the way, ...

This fixed/single speed mountain-bike hub from Affix has a few things to dislike: the weird, oversized pie-plate-style ring for one, and the weight (570g or 1.3-pounds) for another. But if you can get ...