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  1. Replies
    11
    Views
    274

    Gilles Berthoud also makes a decaleur. It...

    Gilles Berthoud also makes a decaleur. It attaches to the quill stem. It replaces the bolt that holds the handlebar.

    I see very little thread showing on that steerer. You've got a notched lock...
  2. It appears that it's legal for a bicycle to use...

    It appears that it's legal for a bicycle to use an interstate in Texas.

    http://www.txdot.gov/inside-txdot/modes-of-travel/bicycle/faq.html

    I would avoid Friday's after work because there may be...
  3. Replies
    21
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    387

    Back when spoke wrenches were a quarter, a bike...

    Back when spoke wrenches were a quarter, a bike shop owner confided to me that he would give them away for free but feared customers would figure out why.
  4. Replies
    25
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    446

    It's a lot more complicated and you will have to...

    It's a lot more complicated and you will have to ride at least 45 miles.

    There are 3 ways for you to get to New London Ct:
    1. you can take Metro North from Grand Central (NYC) to New Haven CT,...
  5. Could you be a bit more specific? 1. Which of...

    Could you be a bit more specific?

    1. Which of the two rails in your previous drawings does this one illustrate?

    1a. Does this braking rail extend above the surrounding surface (sideways...
  6. Not necessarily. Some spoke nipple manufacturers...

    Not necessarily. Some spoke nipple manufacturers (e.g. DT) lengthen the amount of thread for longer nipples. This means the spoke will bottom out sooner the longer the nipple. The bottomed out spoke...
  7. How do you suppose wheeled vehicles slow down to...

    How do you suppose wheeled vehicles slow down to a controlled stop? Do they use retro-rockets, anchors, drag parachutes, etc? A braking force is applied either directly or indirectly to the wheels.
    ...
  8. Here's the engineering reason why individual cars...

    Here's the engineering reason why individual cars and heavy rail have the same maximum braking rate.

    Braking requires friction between the wheel and the rail. The friction between two surfaces is:...
  9. Let's look at automation's "perfect driver" in an...

    Let's look at automation's "perfect driver" in an imperfect world.

    Any automatic system is designed to be failsafe in case of a catastrophic failure. Suppose my automation controlled pod suffers a...
  10. Replies
    363
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    9,118

    I think it's unrealistic to expect unbiased...

    I think it's unrealistic to expect unbiased counts or double blind studies. Counts are costly to obtain. We are lucky to get the meagre data that's available. The only hope is that the methodology is...
  11. This is a totally impractical proposal that...

    This is a totally impractical proposal that ignores the fundamental congestion problem.

    A seated person takes up 4 sq ft of space. A car takes up 120 sq ft. This makes its spatial efficiency...
  12. Replies
    363
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    9,118

    NYC has just released a report showing the...

    NYC has just released a report showing the effects of new bike facilities.

    http://www.nyc.gov/html/dot/downloads/pdf/2013-nyc-cycling-in-the-city.pdf

    It does not include the the bike share...
  13. Nobody who designs components has the time or...

    Nobody who designs components has the time or money to see that they will work with every possible combination. The best that can be hoped is that the components will work for the limited number of...
  14. Replies
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    602

    Have you checked the LIRR reverse commute...

    Have you checked the LIRR reverse commute schedule?

    http://mta.info/lirr/Timetable/Branch2/PortJeffersonBranch.pdf

    It's pretty bad.
  15. There are two possible sources for play in the...

    There are two possible sources for play in the crank. It's possible that the crank(s) are loose on the spindle as well as the spindle not being tight in the frame (bottom bracket).

    Place the...
  16. Replies
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    449

    Here's a link to the lazy man's way to clean a...

    Here's a link to the lazy man's way to clean a water bottle.

    http://davesbikeblog.squarespace.com/blog/2011/1/3/cleaning-water-bottles-made-easy.html

    Fill a bowl with water and put an open...
  17. Your best bet would probably be to get a working...

    Your best bet would probably be to get a working beater bike.

    Here are some of the potential problems with trying to outfit your existing Bianchi.

    1. It uses a Campy cassette - therefore you...
  18. You need to be a bit more specific about which...

    You need to be a bit more specific about which components you need on your Bianchi and hope to remove from the Suteki and what your budget is.

    At first glance it appears you the Suteki is a poor...
  19. Replies
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    1,249

    That washer used to be keyed and there used to be...

    That washer used to be keyed and there used to be a lengthwise slot in the axle threads. The keyed washer fit into that slot. The object was to prevent the cone from turning when the locknut was...
  20. Replies
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    1,249

    Here are a few strategies you can employ to...

    Here are a few strategies you can employ to prevent the axle from moving when tightening a locknut.

    1. Put an adjustable wrench on the locknut on the opposite side. Get a friend to hold that...
  21. Replies
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    1,249

    What were you using to keep the axle from moving,...

    What were you using to keep the axle from moving, when you were tightening the locknut?
  22. Accuracy is expressed as a percentage. The...

    Accuracy is expressed as a percentage. The question is a percentage of what? While you might think it's a percentage of the reading, it is often a percentage of full scale. There's no explanation of...
  23. Thread: Please help!

    by SBinNYC
    Replies
    17
    Views
    378

    All derailleurs have at least 1 spring; almost...

    All derailleurs have at least 1 spring; almost all have 2 springs and many have 3 springs (but not Sun Tour).

    All derailleurs must take up the chain slack. That's the first spring - the one that...
  24. Thread: Please help!

    by SBinNYC
    Replies
    17
    Views
    378

    You have a Sun Tour V-Luxe derailleur. Here's a...

    You have a Sun Tour V-Luxe derailleur. Here's a link to an exploded isometric of it.
    http://www.velo-pages.com/main.php?g2_itemId=12562

    The chances are the cage tension spring (21) is broken....
  25. I've had problems using hyperglide freewheels...

    I've had problems using hyperglide freewheels with friction shifters. I've diagnosed the problem that the hyperglide ramps want to shift despite my efforts to learn how to trim the shifter. My...
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