UK and Europe · Public discussion

unwanted stems - any interest?

Started by Velvet · · Last activity · 5 posts · 783 views

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UK and Europe
Published
28 July 2003
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3 August 2003
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Velvet
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  1. As the subject says - I have three stems, all of which have been on my bike for varying
    lengths of time.

    One is a black ITM '7'-shaped 22.2mm quill stem, front-loading. On bike from new, done less than 100
    miles, never been in rain. Possibly missing little plug for hole where the adjustment is.

    Next is an adjustable-angle stem, been on the bike for very very few miles, having discovered it was
    too high for existing cable slack and clamped on rear brake on sharp turns ;-) Chromed finish,
    22.2mm quill, adjusts between -10 deg (points slightly to ground) and +60 deg rake (pointing up in
    air) with 0 deg being a right angle, iirc. 'Pro' zoom seems to be the make. Front loading. Also
    never been in rain.

    And last, a second?hand quill to ahead adapter stem. 22.2mm quill base, with a shim to convert to
    what I *think* is the larger of the ahead sizes (not the 25.4, which is what the bare ahead part of
    it seems to be). It's a little rusty around the part that the shim fits over, and requires a long
    allen-key bit on a wrench to fit (the bolt is recessed quite deep inside the stem).

    Can provide more details if needed, or a pic. Given the first two are as new, looking for something
    not too far off retail for them, but the third probably not more than a few quid (plus postage for
    all of them, naturally).

    Velvet

  2. Velvet said:

    As the subject says - I have three stems, all of which have been on my bike for varying lengths
    of time.

    One is a black ITM '7'-shaped 22.2mm quill stem, front-loading. On bike from new, done less than
    100 miles, never been in rain. Possibly missing little plug for hole where the adjustment is.

    Next is an adjustable-angle stem, been on the bike for very very few miles, having discovered it
    was too high for existing cable slack and clamped on rear brake on sharp turns ;-) Chromed finish,
    22.2mm quill, adjusts between -10 deg (points slightly to ground) and +60 deg rake (pointing up in
    air) with 0 deg being a right angle, iirc. 'Pro' zoom seems to be the make. Front loading. Also
    never been in rain.

    And last, a second?hand quill to ahead adapter stem. 22.2mm quill base, with a shim to convert to
    what I *think* is the larger of the ahead sizes (not the 25.4, which is what the bare ahead part
    of it seems to be). It's a little rusty around the part that the shim fits over, and requires a
    long allen-key bit on a wrench to fit (the bolt is recessed quite deep inside the stem).

    Can provide more details if needed, or a pic. Given the first two are as new, looking for
    something not too far off retail for them, but the third probably not more than a few quid (plus
    postage for all of them, naturally).

    Velvet

    How long is the ITM quill?

    --

    -Alex

    ----------------------------------
    [email hidden]

    alexpg.ath.cxcycling.php westerleycycling.org.ukwesterleycycling.org.uk
    ----------------------------------

  3. Alex Graham said:
    Velvet said:

    As the subject says - I have three stems, all of which have been on my bike for varying lengths
    of time.

    One is a black ITM '7'-shaped 22.2mm quill stem, front-loading. On bike from new, done less than
    100 miles, never been in rain. Possibly missing little plug for hole where the adjustment is.

    Next is an adjustable-angle stem, been on the bike for very very few miles, having discovered it
    was too high for existing cable slack and clamped on rear brake on sharp turns ;-) Chromed
    finish, 22.2mm quill, adjusts between -10 deg (points slightly to ground) and +60 deg rake
    (pointing up in air) with 0 deg being a right angle, iirc. 'Pro' zoom seems to be the make. Front
    loading. Also never been in rain.

    And last, a second?hand quill to ahead adapter stem. 22.2mm quill base, with a shim to convert to
    what I *think* is the larger of the ahead sizes (not the 25.4, which is what the bare ahead part
    of it seems to be). It's a little rusty around the part that the shim fits over, and requires a
    long allen-key bit on a wrench to fit (the bolt is recessed quite deep inside the stem).

    Can provide more details if needed, or a pic. Given the first two are as new, looking for
    something not too far off retail for them, but the third probably not more than a few quid (plus
    postage for all of them, naturally).

    Velvet

    How long is the ITM quill?

    Not quite sure how to measure, but it's 85mm from min insertion line to top of stem, then 100mm from
    back of stem to middle of clamp round bars? If measured from middle of adjusting bolt hole in top of
    stem to middle of clamp around bars, 90mm. Like I said, it's a 7 shape, so has that slant to the
    stem that puts the other bit on roughly horizontal - couldn't tell you if it's actually a slight
    downhill angle as it's not been on the bike for quite a while.

    Having said it's an ITM - I think that's what the Dawes website says - there's no really much in the
    way of manufacturer ID on the stem itself. Came off Dawes Audax bike, bought in autumn 2001, iirc.

    Velvet

  4. Velvet <[email hidden]> wrote

    Quoted message said:

    Not quite sure how to measure, but it's 85mm from min insertion line to top of stem, then 100mm
    from back of stem to middle of clamp round bars? If measured from middle of adjusting bolt hole in
    top of stem to middle of clamp around bars, 90mm. Like I said, it's a 7 shape, so has that slant
    to the stem that puts the other bit on roughly horizontal - couldn't tell you if it's actually a
    slight downhill angle as it's not been on the bike for quite a while.

    It's a 90mm stem.

    The height range (min insertion line to bottom of horizontal bit) is very rarely quoted, unless
    that's the point of that model of stem (ie more than 2 or 3 inches).

    Andrew

  5. Andrew Sweetman said:

    Velvet <[email hidden]> wrote

    Quoted message said:

    Not quite sure how to measure, but it's 85mm from min insertion line to top of stem, then 100mm
    from back of stem to middle of clamp round bars? If measured from middle of adjusting bolt hole in
    top of stem to middle of clamp around bars, 90mm. Like I said, it's a 7 shape, so has that slant
    to the stem that puts the other bit on roughly horizontal - couldn't tell you if it's actually a
    slight downhill angle as it's not been on the bike for quite a while.

    It's a 90mm stem.

    The height range (min insertion line to bottom of horizontal bit) is very rarely quoted, unless
    that's the point of that model of stem (ie more than 2 or 3 inches).

    Andrew

    Yeah, but for someone looking for a stem to be shorter/taller than the 'norm' it's a very important
    (and always lacking) measurement, IME.

    Velvet

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