Hot answers tagged internally-geared-hub
A Brompton uses a 16" wheel size, which means you could get a used Brompton wheel with Sturmey Archer 3-speed hub and swap it out. The only problem is that such wheels are rather expensive even used.
I also have a folding bike with a 3-speed hub (Shimano Nexus 3). My bike has a chain protection cover in the front chainring, so I find it harder to follow those other suggestions. I usually prefer to put the chain over the front sprocket in the first place. The chain is also as tight as I can, but sometimes it happens that it falls over. I have noticed ...
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