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  1. #1
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    ECDM 650b Geometry chart.

    Where can I find an ECDM 650b Geometry chart? I can't find one on the Ventana site.

  2. #2
    MTB Tandem Nut
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    I have it, but haven't put it in table format yet. Will try to get that done shortly.
    MTB Tandems Inc.
    678-445-0711
    www.MTBTandems.com

  3. #3
    MTB Tandem Nut
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    Size Capt ST Stoker ST Captain TT Stoker TT HT WB Captain SO Stoker SO HT Angle ST Angle
    17/14 17.00 14.56 23.00 29.15 5.13 71.78 30.41 27.74 71.5˚ 72.0˚
    17/16 17.00 16.00 23.00 29.15 5.13 71.78 30.41 28.72 71.5˚ 72.0˚
    19/14 19.00 14.56 24.00 29.15 5.88 72.78 30.54 27.74 71.5˚ 72.0˚
    19/16 19.00 16.00 24.00 29.15 5.88 72.78 30.54 28.72 71.5˚ 72.0˚
    *19/18 19.00 18.00 24.00 29.15 5.88 72.78 30.54 28.72 71.5˚ 72.0˚
    *21/14 21.00 14.56 25.00 29.15 6.63 73.78 31.78 28.05 71.5˚ 72.0˚
    *21/16 21.00 16.00 25.00 29.15 6.63 73.78 31.78 29.01 71.5˚ 72.0˚
    *21/18 21.00 18.00 25.00 29.15 6.63 73.78 31.78 29.10 71.5˚ 72.0˚


    All sizes: Chainstay: 17.47", Captain BB Height (center of eccentric shell): 14.60", Stoker BB Height: 14.14", Fork Rake: 44mm, Fork Length: 494mm

    Sorry it's so messy. Need to transfer it to a better table format.
    MTB Tandems Inc.
    678-445-0711
    www.MTBTandems.com

  4. #4
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    Thanks for that...........Now all I need to find is a 40 hole rim, not having much luck so far.

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