Recommend a Decent and Cheap Chainring (if Such a Thing Exists)

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  • Looking for a prettier chainring (more traditional looking) for my sugino Messengers (5X130 PCD), ideally relatively cheap, but I still want something half decent. Anyone tried the Shimano Sora rings, cheap pressed steel, but being shimano I would have though reasonably accurately pressed, for about £15. Or should I go for something like the TA rings at about double that cost?

    any suggestions, I would prefer to keep it 1/8" but I'm happy to go down to an 8speed chain if 3/32" is going to give me better options.

  • I have a Thorn singlespeed chainring - good and solid.
    A shop mechanic once told me that a decent alloy chainring would outlast a cheapo steel one, though that may have been upselling...?

  • its a lie* aluminum has a fatigue life, steel does not, meaning that alu under any stress will break eventually, but steel has to be taken past a certain point before it gets damaged

    *it could be that the stress of riding is enough to do in the cheapo steel ones

  • Mechanic said something along the lines of "a good alloy chainring will last longer than a cheap steel one which are made of really soft metal"
    This was when I enquired about getting a cheapo shimano steel middle chainring for singlespeed duties instead of the alloy LX one he had in stock.

  • depends on the quality of the metals and the mix of the alloys... still think he lied, maybe

  • provenrad I have a Thorn singlespeed chainring - good and solid.
    A shop mechanic once told me that a decent alloy chainring would outlast a cheapo steel one, though that may have been upselling...?

    Yeah I've heard they're good. Roadcyclinguk.com reviewed them and gave 'em a thumbs up.

  • BillB Looking for a prettier chainring (more traditional looking) for my sugino Messengers (5X130 PCD), ideally relatively cheap, but I still want something half decent. Anyone tried the Shimano Sora rings, cheap pressed steel, but being shimano I would have though reasonably accurately pressed, for about £15. Or should I go for something like the TA rings at about double that cost?

    any suggestions, I would prefer to keep it 1/8" but I'm happy to go down to an 8speed chain if 3/32" is going to give me better options.

    what size are you after?

  • you get 4/3 the stiffness from (avg) aluminium yet it will be roughly 2/3 the weight
    the fatigue life is shorter, but in normal use and if you get one that weighs as much as a steel one i think it would take quite a lot to destroy
    depends what you do, chris hoy probly wrecks them whereas i could use one indefinatly (unless u go to blb!)

    i cant however suggest one :D

    • maybe 1/3 cant find my notes, didnt want to over state it
  • who says alu is stiffer then steel?

  • oops ive made a right hash of that

    ignore numbers, you can make aluminium stronger than steel for the same weight
    but ive just realised you cant exactly make a chain ring any thickness or size you want it sought of has to fit the chain .....
    so yea contemplating deleting above haha :P
    yea i should revise ...

  • pilky you get 4/3 the stiffness from (avg) aluminium yet it will be roughly 2/3 the weight
    the fatigue life is shorter, but in normal use and if you get one that weighs as much as a steel one i think it would take quite a lot to destroy
    depends what you do, chris hoy probly wrecks them whereas i could use one indefinatly (unless u go to blb!)

    i cant however suggest one :D

    • maybe 1/3 cant find my notes, didnt want to over state it

    Errr complete bolloxx

  • indeed
    its worse than that
    appologies!!

  • gerhard chainrings come in 130 PCB, available from kiwicycles.com for about £20. Dunno if they're good, but they look pretty solid.

  • er. Gebhardt. I'm such a lazy twat today.

  • Hmmm, I've got a 44t on at the moment, I was thinking about going bigger, from 44:16 to 50:19 or similar, keep the same rough ratio but bigger rings to try and be a bit kinder on chains (I'm using Sram PC-1 chains and getting 4-500miles out of them). I might try the thorn ring.

  • got myself a gerbhardt from kiwi, had it about 6 months, as stiff as a very stiff thing

  • 31t®um got myself a gerbhardt from kiwi, had it about 6 months, as stiff as a well aroused donkey

  • haha

  • if your interested I have an unused 50t TA specialities ring 130 BCD...

  • 1bhp if your interested I have an unused 50t TA specialities ring 130 BCD...

    Oooo yes, whisper me a price :)

  • so you'd reccommend 31trum? I think they look pretty cool, been thinking of upgrading the ring on my pista.

  • hi bill,
    tis 1/8,
    postage shouldn't be a probably I can stick it in a jiffy bag and post it, sure it'll only be a couple of quid at most 1st class to guildford...
    ben

  • @asm, yup
    and the text matches my frame :)

  • I've got a 49t Miche track chainring that I bought thinking I needed 135bcd. I don't. I need 130 bcd. Wow did I feel stupid when I tried to fit it...
    I bought it 2nd hand but it's only had v light use, and none from me.
    Need a chainring with 130 bcd (...obviously), 1/8" size and around the same tooth count as the one above. Still need a cog so am flexible about sizing. Also need a cog! Any combination that gives around 75" is what I'm after. Am running 78" on my single speed but figure I should shorten a touch for this first fixed build.

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Recommend a Decent and Cheap Chainring (if Such a Thing Exists)

Posted by Avatar for BillB @BillB

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