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  1. Replies
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    736

    There is really three kinds of bicycle tire beads...

    There is really three kinds of bicycle tire beads now:
    1) wire
    2) textile
    3) cable.
    The Sheldon page only shows the first two.

    1) Wire beads are the vintage style that is very stiff. These...
  2. Replies
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    1,935

    Yea but the rubber is there to protect the...

    Yea but the rubber is there to protect the casing....

    If you can pinch the deflated tire and see exposed threads at the bottom of any of the cracks, then it should be replaced.
    The reason is...
  3. Thread: "Taxi" bike?

    by Doug5150
    Replies
    20
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    599

    An xtracycle with the foot platforms would be...

    An xtracycle with the foot platforms would be most-ideal, I'd suggest. Or you could build something similar if you had the means.

    In Europe a common style of child seat is one that attaches to the...
  4. Replies
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    1,637

    I dunno about that.... The most reliable way...

    I dunno about that....

    The most reliable way to prevent tire punctures is to just use thicker rubber. That comes with a couple other penalties tho (weight and rolling resistance).

    ------
    ...
  5. Replies
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    1,637

    AFAIK, the IHPVA people aren't switching to...

    AFAIK, the IHPVA people aren't switching to tubeless en masse. They would already be all using it if there was a reason to bother.

    And here is another different tire testing site that claims (as...
  6. Replies
    42
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    1,637

    Non-pneumatic tires aren't new; that's all there...

    Non-pneumatic tires aren't new; that's all there was originally.....?


    I've not used or rode any myself. Are you using them?

    Most reports of users that I find online are that road tubeless a...
  7. Replies
    14
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    485

    Get two different locks (like a U-lock and a...

    Get two different locks (like a U-lock and a chain, with different-style keys) and use them both. Then your bike is 2X as difficult to steal as all the other ones around.

    ------

    Interesting...
  8. Replies
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    431

    I've seen industrial references (not...

    I've seen industrial references (not bicycle-related) that plainly state that if a composite part fractures, it's ruined and should be replaced. There is no way to effectively repair it.

    The...
  9. Replies
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    1,756

    No, that would be the air bags....

    No, that would be the air bags....
  10. Replies
    94
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    1,756

    The main things I dislike about typical external...

    The main things I dislike about typical external bicycle gears is that they are still very crude designs with a couple major shortcomings.
    First is that the arrangement of forward sprockets and rear...
  11. The 'usual' way I've heard of to remove tire...

    The 'usual' way I've heard of to remove tire markings like this is to use an oscillating sanding tool with fine sandpaper and very light pressure. It is a risky operation, as many bicycle tires don't...
  12. Replies
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    1,651

    The Man Who Rode to the Moon (and back) (twice) |...

    The Man Who Rode to the Moon (and back) (twice) | Miles 4 Melanoma

    You don't get to brag until you beat Freddie.
  13. Replies
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    1,529

    Sorry but you can't get light & fast &

    Sorry but you can't get light & fast & <$1000. at least new.

    With recumbents, there is a WIDE variety in cruising speeds for the same rider effort, due to the fact that some recumbents have you...
  14. What tires were these, and when was this? I am...

    What tires were these, and when was this?
    I am curious because now even the cheap bike tires at Wal-Mart come folded up into little boxes, and they have no such warnings on them.
    The beads of...
  15. Are these the Iodine or Cobalt wheels? If so,...

    Are these the Iodine or Cobalt wheels?
    If so, you might want to stick to using either tubeless-only tires, or to using only steel-bead tires then.

    In the cross-section diagram on the page...
  16. Replies
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    780

    Or one could email a photo of the damaged tire to...

    Or one could email a photo of the damaged tire to the manufacturer, and ask their opinion--since they would presumably be the technical authority on the matter.

    If bad tires are getting out the...
  17. Replies
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    780

    It's not wise. I would be willing to wager that...

    It's not wise.
    I would be willing to wager that no tire company (of any kind!) would tell you to keep using any tire that has casing threads exposed.

    The entire issue of "skinwall" bicycle tires...
  18. Does not sound as if the tires were incorrect for...

    Does not sound as if the tires were incorrect for the rim width.... And the tube size shouldn't matter, being contained inside the tire.
    Exactly what model of Ultremo was it? some have steel beads...
  19. Replies
    30
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    780

    Returning it to the manufacturer is more hassle,...

    Returning it to the manufacturer is more hassle, but it depends on how helpful you want to be to the tire manufacturer.
    They may be willing to send you the prepaid shipping label, and they will be...
  20. Replies
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    780

    The tire is ruined and should be returned. ...

    The tire is ruined and should be returned.
    Preferably all the way to the manufacturer, since the overprinting indicates that it got out of the factory that way.

    You might contact the...
  21. Replies
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    1,231

    Warning: opinions ahead.... There is three...

    Warning: opinions ahead....

    There is three main problems with department-store bicycles.
    1) the frames usually don't come in a range of sizes, and usually the only size is for an early-teenager....
  22. There is this: these have been around for years...

    There is this: these have been around for years for dirt bikes (the motorcycles, that is). I've never known them to be particularly popular, at least in the US midwest. Maybe in the desert areas...
  23. Thread: My moonsaddle

    by Doug5150
    Replies
    10
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    1,054

    What I find odd about the Moonsaddle is that...

    What I find odd about the Moonsaddle is that there have been more than one version of crescent-shaped bicycle seats over the years--from different companies--and some pointed forwards, while others...
  24. Having a bike the right frame size is most...

    Having a bike the right frame size is most important, and there's not really any way to make a too-small frame work well for you.
    Good shorts can help, changing saddles can help.
    Time will help...
  25. Replies
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    841

    I would have said to get a meter and check your...

    I would have said to get a meter and check your blood pressure every ~30 minutes after the ride, until you feel tired. One of the symptoms of high BP is difficulty in falling asleep.
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