爱立信CEO卫翰思辞职：欧美电信业霸权时代的落幕
58 questions
8
votes
3
answers
860
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Appropriate seat height on a electric city bicycle
On a conventional bike I would usually adjust the saddle height so that my leg is fully stretched when the pedal is in its lowest position. This seems to be most efficient from the point of view of ...
- 351
16
votes
4
answers
3k
views
What camera could I mount or rig to my bike that can read/recognize license plates
Background and context:
I'm getting tired, very tired. I live in a car-addicted cesspool (I don't own a car, I only bike and walk) with some of the worst drivers south of Mason-Dixon line. Every, and ...
- 185
5
votes
5
answers
3k
views
Riding with clipless pedals around the city
A friend of mine has been riding a road bike since last year. He is considering switching to clipless pedals but he doesn't want to be locked in to his bike while he is riding around the city. We have ...
- 2,244
1
vote
2
answers
391
views
Repair/Replace rim brakes with bottom cable routing
Ok people I need some knowledge around here. I'm working on fixing up my wife's bike. It's a wonderful classic Peugeot women's city bike. Mid 70s steel frame. I've run into the issue of the brakes. ...
- 101
4
votes
1
answer
292
views
Where can I buy fenders that enclose the wheel partially, like rental bikes usually have?
How can I find those true mudguards that rental bikes usually have? I don't know what terms to search for or which shops to look in.
These images show the fenders I am looking for:
- 43
20
votes
11
answers
8k
views
I would like a one-mile-range e-bike: why aren't there any?
I have a 3 mile daily commute that I bike in Toronto. I enjoy it very much, but there are times I'd like a bit of an e-boost; for example when a car cuts me off while I'm in the middle of climbing a ...
- 233
33
votes
3
answers
8k
views
Why Did Old Soviet City Bikes Have Longer Frames in General
Yesterday I got my hands on an old soviet city bike "Ukraine". It was produced in Kharkov velo factory, 1987. I could not help but notice that the bike frame has different geometry compared ...
- 431
0
votes
0
answers
29
views
magazines/webpages about city/commuting/folding bicycles
In any shop you can find magazines about sport road or MTB, same about webpages or forums.
However, I find really difficult to find good pages about bicycles focused in daily mobility/transportation. ...
- 376
2
votes
6
answers
2k
views
Does a street rent-a-bike/scooter exist that does not require an account or app, but rather simply paying by credit card?
I'm looking at companies like Bird, Lime and similar. They require an account so that they will have your credit card details on hand and be able to charge you at the end based on the length of your ...
- 280
0
votes
1
answer
81
views
How to choose semi-pro MTB for all weather [closed]
I'm looking for universal semi-pro quality MTB for all weather.
I'd like to have mounts for installation of sturdy metallic mudguards.
Example:
Also I'd like to have option to install confortable ...
- 101
3
votes
2
answers
363
views
Searching a new city tyre for Two old bikes, one has 26x1,90 tyre on it and another has 37-622(28x1 3/8x1 5/8)
I have two old bikes. Without changing their rims, I want to make them city bikes which I will use for going to work. I prefer thin tires as much as possible. Could you help me to choose a good pair ...
- 33
0
votes
1
answer
304
views
Why my bike gear won't change only when I stop pedaling?
I have an issue with my bike, it works nicely until I am changing the gears. Every time I want to change one gear up, I have to stop pedaling or it won't change. There is no issue going back one gear.
15
votes
10
answers
7k
views
Why aren't 16" wheel city bikes more common?
I love the Brompton with its obvious folding capabilities. However the best part of the bike for me is not the folding but the fact that it's small with its 16" wheels and light/compact frame. I ...
- 1,055
35
votes
19
answers
11k
views
What can you do when a driver cuts you off?
Commuting into work by bicycle can be a serious challenge if you’re anywhere other than Amsterdam.
I commute by cycling in London, about 6 km each way through busy parts of central London. Although I ...
- 622
11
votes
7
answers
5k
views
Is there a way to share a tight staircase/steps with pedestrians?
One of my destinations in the city has a peculiar access route - I need to descend a very narrow set of steps, a staircase, which has barely enough space to let two pedestrians pass.
I'd estimate its ...
- 1,293