Road Wheels & Road Wheel Recommendations?

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  • ^ I agree, that was the whole reasoning to go Stans anyway, but this high PSI thing has got me thinking .. I'd love tubeless option and 90PSI. Are any of these rims compatible minus the breaking surface.

  • Amey, NoTube themselves said it's fine, I actually have to pump mine up to 120psi to get the bean to hook on.

    I am looking into wheelset options for my SSCX build. Want the following;
    Disc, decent hubs, possibility of tubeless and I weight 78kg.

    Base on my calculation with 25c, you should be running 104psi on rear, 66psi on front.

    I'm not the only one who's running Crest with normal tyres;

    If you're that worried, why not go for the Iron Cross?

  • Any opinions on pillar, edzed?

    New to me. The Mega Lite SS looks interesting.. amazingly light.. but frankly I'd leave others to be "early adopters". Call me a !@#! but I don't have that much trust in some of the Chinese stuff as they leave product engineering testing to their end-customers.. Perhaps I'm just tainted by my dealings with some Chinese makers..
    The threads claimed to be rolled, tensile strength numbers look interesting.. but fatigue? That is what matters with spokes!

  • New to me.

    Well, we can't expect you to keep up with all the newcomers, Pillar have only been in the spoke business since the mid 1980s.

  • Why don't you guys get it over with? All this flirting is quite distracting...

  • Amey, NoTube themselves said it's fine, I actually have to pump mine up to 120psi to get the bean to hook on.

    Base on my calculation with 25c, you should be running 104psi on rear, 66psi on front.

    I'm not the only one who's running Crest with normal tyres;

    If you're that worried, why not go for the Iron Cross?

    Really
    I'm 86Kg and run 100PSI front and back (25mm rear, 22m front), and that based on calculated optimum.

    Pillar make great spokes. They even dabble in Ti spokes.

    #canofworms

  • Base on my calculation with 25c, you should be running 104psi on rear, 66psi on front.[QUOTE=Smallfurry;3424791]Really
    I'm 86Kg and run 100PSI front and back (25mm rear, 22m front), and that based on calculated optimum.

    [/QUOTE]
    Edscoble likes it hard in the rear, apparently.

  • ^ I agree, that was the whole reasoning to go Stans anyway, but this high PSI thing has got me thinking .. I'd love tubeless option and 90PSI. Are any of these rims compatible minus the breaking surface.

    Not sure I see the advantage in road tubeless tyres really, but the Alpha is Stan's tubeless road rim. I think.

    Someone correct me.

    Just get Crest on Hope for cheapness.

  • Well, we can't expect you to keep up with all the newcomers, Pillar have only been in the spoke business since the mid 1980s.

    Maybe but they seem to have no distributor in Germany and little to no horizontal distribution network None of the major distribution players carries their spokes and they have no legal representative office in Germany--- perhaps even the EU . Seems their main focus was price sensitive OEM selling mainly standard grade spokes for supermarket bicycles. These special sprokes are their attempt to get into the prime markets---- which they first tried and failed using Ti as banner.
    There are loads of spoke companies around.. Hard to keep track.. Some of the more major traditional brands in Germany, for example, are Berg (they were founded in 1885), Prym (founded in 1903) and Union (1899). Berg and Union spokes are now WWS. Price? Prym 2,0mm-1.6mm spokes can be had for 10 cents each (mailorder, retail, less in volume).

  • they seem to have no distributor in Germany

    Why would they want one? OEM business is all about being represented in Taichung, retail is all about B2C these days.

    It's all pretty irrelevant anyway, when it comes to a finished wheel, the differences between DT, Sapim, ACI and Pillar are dwarfed by the difference between a well built wheel and a poorly built one.

  • If you have a hunt around you can find an article that (IIRC) shows that the aero pillar profile is actually quite boxy and not that aero compared to some of the more bling roundy spokes.

  • Mavic Cosmics perform quite well as complete wheels in spite of their square spokes, I'd expect Pillar's round cornered rectangles to be somewhere between those and the proper elliptical CX-Rays. Up against CX-Rays and Aerolites, though, the PSR-1432 has about 50% more cross section area for only 10% more frontal area, so you could build an equally stiff wheel with fewer Pillar spokes, which might offset the worse Cd. Right down among the nitty-gritty of marginal gains, the choice between 18 CX-Rays and 12 PSR-1432s might come down to correctly guessing the distribution of yaw angles you're going to encounter.

  • I haves Pillars PSR-1423 (2.2mm wide blades) front,
    and Pillars PSR-1432 (3.2mm wide blades) rear.

    They basically contain the same amount of metal. The 1432s are just flatter, and thinner at the nip. They do a lighter aero spoke which has similar dimensions to the 1432. But with a 2.8mm wide blades.

    I can only really comment on my wheelset as a whole. But I feel both rims, and spokes are impressively aero on windless days, and suck in a sidewind. But you gets what you pay for.

    Both spokes appear to be of high quality, tension up really nicely, and the resultant wheelset is very stiff.

    http://www.pillarspoke.com/p03-4_psr_aero.htm

  • On a slightly different price point. is there a better wheel than the mavic aksium at ~£200?

    A little over £200 but nicer

    http://www.probikekit.com/uk/components/wheels/road-wheels/new-shimano-6700-ultegra-grey-wheelset.html

  • Unless you're in need of the UST rim, they're not really an upgrade over RS30s

  • If you have a hunt around you can find an article that (IIRC) shows that the aero pillar profile is actually quite boxy and not that aero compared to some of the more bling roundy spokes.

    Kavitec blog

    http://3.bp.blogspot.com/-o_3WlibQfj8/UPq7OAfVqAI/AAAAAAAAHmQ/ZUth1fVmuSI/s400/1.jpg

  • Scherrit would probably build me a 36 spoke touring wheel

    I've got three sets of wheels from him. None are 36h.
    The commuter does use cheap Formula1? rims but they're tough as nails.

    None of this commuting-on-carbon buyer bollocks.

  • I'll try and stay under 80kg if that's the case.

    It's more to do with how mad your skillz are... that's why I'm riding fully sick subwoofer stuff and still get to carry around kilos of magnificent muscles.

  • ...and the most aero bicycle to shift it...

  • That'll be down to my super high wattage aerodynamicalness skillz.

  • i) 24h 2x rear, better bracing angles
    ii) 28h 2x rear, more spokes

    Assuming all else the same, which will resist twisting forces better, or is it inconsequential?

    (maybe this should be in the wheelbuilding thread, but I think that should just be merged into this thread anyway; meh)

  • i) 24h 2x rear, better bracing angles
    ii) 28h 2x rear, more spokes

    Assuming all else the same, which will resist twisting forces better, or is it inconsequential?

    (maybe this should be in the wheelbuilding thread, but I think that should just be merged into this thread anyway; meh)

    You'd need to resolve the forces to find the vector of this twisting force you speck of (in the plane of the wheel?).
    You then need to do the same for the spoke tensions, which resist said force.

    Cant be arsed so....

    Assuming the same hub and rim. The bracing angles are near as dammit the same, as are all the vector-y thingies, and you can simplify things down to the sum of the spoke tensions. The 24 spoked wheel has 14% less spokage. But then you could always (and should) add 14% more tension to these spokes. If thats not viable, you should have more spokes anyway.

  • Thanks. Thanks for nothing.

  • i) 24h 2x rear, better bracing angles
    ii) 28h 2x rear, more spokes

    Assuming all else the same, which will resist twisting forces better, or is it inconsequential?

    (maybe this should be in the wheelbuilding thread, but I think that should just be merged into this thread anyway; meh)

    None. I think one needs a very good pressing reason to build spoked wheels with less than 32 spokes. Even with 32 spoked wheels I tend to suggest getting a slightly more robust rim than I would advice for a 36-hole build. This is especially true with road wheels due to the dish. Its not that one can't build a useable set of wheels with 28 spokes and a heavy enough rim but the stresses from some peak loads and the failure modes makes them anything but "reliable". On the track wheels sometime, as in Indian films, cross and, on the road, braking using rim calipers, rough roads, cobblestones, pot-holes, curbs and all kinds of other "hazards" can provide loads that lead to catastrophic failure (e.g. lateral wheel collapse).

    These is also the question of fatigue. An article worth reading is:
    Bicycle Wheel Spoke Patterns and Spoke Fatigue

  • Thanks. Thanks for nothing.

    Meh.

    I thought it was a decent explaination of why the resistance to twisting would be the same, providing the total spoke tension was the same.

    If you do a quick spoke calc. You'll find roughly a 1% difference in spoke length for 24 vs 28 spokes. As this is your only varible when keep rim, and hub dimensions constant. Its pretty clear that bracing angle isnt going to change much.

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Road Wheels & Road Wheel Recommendations?

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