3
votes
3answers
186 views

Where can I find a 9mm x 26thread axle nut?

I have a Gravity Swift 2 that I got off Bikesdirect. Somehow I lost the left front axle nut. I have been to two LBSs and neither of them have (or have even seen) an axle nut this size. I e-mailed ...
1
vote
1answer
535 views

Is it possible to run standard mechanical shifting on a Scott Foil Premium frame?

The Scott Foil Premium is the highest end frame available from Scott Sports, and it is designed to run an electronic drive train, routed internally. The original reports were that this frame would be ...
5
votes
2answers
1k views

How to make a lockable front suspension last longer?

Lockable suspension is very handy on every ride. But I have witnessed a few cases where they break way too soon, in comparison with other types of suspension. The locks fail to be effective, or the ...
3
votes
2answers
2k views

What's the performance difference between a front-load and top-load bike stem?

I recently bought a bmx and after doing a few tricks on it, the front-load stem became loose enough for the bars to slide forward (they rotated towards me about the point the bars were connecting at ...
2
votes
1answer
4k views

Shimano Chainring Compatability

In my previous question we determined that I probably need new chainrings. I was/am planning on replacing the chainrings, and leaving the original crank. Now this bike is running Shimano 105 FC-5600 ...
2
votes
2answers
268 views

how much can i raise my stem?

I've got one of these stems: It's currently fully inserted into the bike, and it's too low for me. Can I simply loosen it, raise it 5cm and tighten it again? What's the minimum length that ...
4
votes
2answers
590 views

Is torque relevant for steel/aluminium? Where do I find torque specs?

When you are not dealing with carbon, is torque relevant? I've never seen it mentioned on the hundreds of answers here, or the hundreds of how-tos I've read elsewhere. Should I just tighten ...
3
votes
3answers
433 views

What's the loss of effective output, with a worn chain?

I was just bought a new fine ultegra chain for 10 speed road race bike. This is actually the first new chain for this not so old bike. I am a fan of statistics, measuring power with a power unit on my ...
10
votes
2answers
4k views

What are the benefits of external bottom brackets?

Pretty soon, I plan to replace the bottom bracket on my early 90's Sakae Litage road bike. It takes a standard, English-threaded bottom bracket. Right now I think it contains loose bearings--I was ...
14
votes
8answers
2k views

How much maintenance?

How much maintenance does a bike need? Specifically, in this question (with this answer) I asked about a commuter bike, which is to be ridden 40 km every weekday, in the city. And apparently for this ...
3
votes
3answers
848 views

Where can I find replacement screws?

I have a handful of rusty screws on my bike; where can I find such small parts?
6
votes
2answers
197 views

Tightening a nut too much

Often guidance will be given to tighten a nut to "20 lbs of pressure" or something along those lines. What's the best way to ensure you tighten things up, but not to over-tighten? Is there any way ...