Sell my Crabon, build a steel road bike.

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  • To reiterate. I fucking love this bike.

  • Wait - did you build the bike around a pair of shoes

  • Seems legit.

  • Those bottles...

  • Very nice.

  • Wait - did you build the bike around a pair of shoes

    No. This isn't DBAD!

    Nice idea though.

  • Those bottles...

    I like these bottles. I have ... foibles.

  • Very nice.

    Thanks.

  • This isn’t DBAD!

    Yet

  • That sock and shoe combo wouldn't cut it in the trainers thread.

  • Lolling at the Andy from CBeebies comment @mashton

  • You know I'm the original #baddad.

  • First time for me yesterday: descending no handed on this bike at about 30mph on a slightly rough surface and got a speed wobble or shimmy on the front end. Mildly shit myself and then slowed to a stop.

    Checked the bike over, all fine. Nothing mechanical. It will probably be a characteristic of the bike geometry and material elasticity.

    On the same ride I had descended faster with hands on bars on a smoother surface and had no problem.

    Something to keep in mind.

  • It's probably you rather than the bike.

  • I've had speed wobbles on a steel bike and on my aluminium bike.
    Mainly it's because I descend like a blouse.

  • It's probably you rather than the bike.

    My geometry and material elasticity?

    Probably.

  • Yeah, it can happen with any frame material. Seen videos of it on carbon too.

  • My old steel commuter would do it just riding along no handed - I think it was exacerbated by being fixed so the power/flex (such as there was) would come at the same time each time.

    I think its also made worse by bigger frames in light steel which is presumably thinner over a longer length than a more compact frame.

    Glad you're enjoying the frame, its been a fun build to follow, and those shoes!

  • Ah. The shoes.

    I live for the shoes.

  • I recommend leaving your hands on the bars whilst descending.

    Nice bike Matt.

  • Good advice.

  • Man gotta do his jacket up. #prostyle

  • Have you checked the headset? If it's too tight or too loose, that can cause speed wobbles.

  • Yep. First thing I checked when I stopped.

    Esp since it came loose on my first proper ride on the bike (after being somewhat slapdashly installed by me and then adjusted by @hillbilly - neither of us come out of that story very well.) I was in Kingston at the time so the nice people in Sigma Sport did it up properly. (Blows kisses at Jim)

  • I've heard there's a trick for preventing speed wobble that involves installing one set of bearings on the headset upside down.

    NB rest of forum: this is a joke.

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Sell my Crabon, build a steel road bike.

Posted by Avatar for mashton @mashton

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