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  • People seems to like odd numbers of teeth for more skidpatches ... 49, 47, 45 ...

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  • Price? incentive? looks awfully like the sugino/campagnolo/velosolo etc. rings that already exist and are proven?

    But a nice 44rn/f5 design on it and people might be more interested?

    Cool that you're doing this though, wouldn't know where to start :)

  • What's the USP?

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  • I'm in the market for a 50t track ring, but this looks very generic edit as you already replied regarding cost
    I would have thought you'd struggle to get a competitive price on a short run.

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  • Geek question, did you use a FEM software to design it?

    I have always been thinking of throwing some parts in one of these softwares to see how an optimized shape would look like.

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  • Makes sense. Looks fun.

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  • Hello,
    Let me start by saying I like what you're doing.
    I have been working with Racewaredirect as a designer for the past couple of years. We have developed 3D parts in plastic and metal, having had our Titanium chain catcher on Froomey's bike during his 2013 Tour win.
    What we have found is the grain structure of 3D parts is quite different, have you done any testing of these parts?
    The chainring is a highly stressed part, maybe more on a fixed bike? Most parts are forged or CNC'd out of billets which provides strength and better wear characteristics. Torque from a starting effort across the teeth will be massive.
    I'm not trying to put anyone off but make sure it's fit for purpose using 3D printing for manufacture or you may end up refunding a lot of people.

    Good luck with the venture and if you want any advice feel free to PM me.

  • You could make some chainrings like these. They won't be any more expensive and their uniquness will probably provide a greater incentive. Plus they look like they'd be quite fun.

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  • Yeah that's true. I was just suggesting an idea.

  • I would suggest you find a cutout pattern that people like, is either really overengineered for that hard as nails effect, or elegant cutouts in a good pattern to effect lightness but strength where it's needed.

    I quite like the drillium style ...

  • You could make some chainrings like these. They won't be any more expensive and their uniquness will probably provide a greater incentive. Plus they look like they'd be quite fun.

    If you made a chainring like the one of the left to fit a popular type of crank, such as the Sugino 75 or Dura Ace, then you would have a unique product.

  • This^ is what I'm talking about. Don't just copy someone else's pattern.

  • Don't worry. Could u not try and incorperate the paths as a kind of pattern. It seems to work very nicely on @breso s somec
    And BTW that's were the pictures have been coming from.

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Posted by Avatar for Dr.E @Dr.E

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