Spoke guard broke off
#3
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If your derailleur is propelry adjusted it should be fine. Make sure those limit screws are correct. Those guards can sometimes create a bit of noise so I would ditch it. Most importantly though it is very dorky.
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Most of us take that thing off the moment we get the bike or wheel home.
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Just make sure your inner limit screw is properly set. Then forget about it.
#9
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It's a spoke protector and if you accidently dump the chain it could go over the big cog, nick a few spokes and ste the stage for breakage.
The term dork disc is from elitest bigots.
The term dork disc is from elitest bigots.
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And to the OP, when I say poor adjustment, I mean really poor adjustment. If the RD is out of adjustment a little bit the chain will start to make a lot of noise and shifting will be really poor. Don't worry about it. It is something that lawyers necessitate, but with no real value.
When I bought my new bike from the LBS a few weeks ago I was glad they never bothered to install any of the reflectors or the dork disc, saved me the trouble of removing all that crap.
Last edited by ErichM; 10-03-11 at 07:33 AM.
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I had one shatter on me and mangle a derailluer and another one come partially come off on my mtn bike and cause me to ride the rest of the trail without my low gear. They're way more trouble than they're worth (nothing). Just make sure your limit screw is set correctly and be glad to be rid of it.
#12
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Can't really "accidentally" dump the chain over the big sprocket. This only happens due to poor adjustment, it really is a non issue. I've heard some people say that it could be useful to prevent your derailleur shifting into the spokes after a crash, but most dork discs are not big enough to prevent this anyway.
And to the OP, when I say poor adjustment, I mean really poor adjustment. If the RD is out of adjustment a little bit the chain will start to make a lot of noise and shifting will be really poor. Don't worry about it. It is something that lawyers necessitate, but with no real value.
And to the OP, when I say poor adjustment, I mean really poor adjustment. If the RD is out of adjustment a little bit the chain will start to make a lot of noise and shifting will be really poor. Don't worry about it. It is something that lawyers necessitate, but with no real value.
Either way, I dont use one. Just check your limit screws and make sure the derailleur cant go into the spokes and you should be fine. The dork disk just gives you a little extra protection if someone didnt set the limit screw right.
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^ Yes, derailleurs can come out of adjustment. An experienced rider will notice this (telltale sounds) before it get far enough to throw a chain into the spokes. Of course, things can happen, so it's a personal choice whether to use a dork disc or not.
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I've kept mine on my road bike as it doesn't bother me. Oddly enough, the hybrid it replaced never came with one (bought it in the UK).
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I dont know, I rode my perfectly shifting bike for 6-9 months without issue until one day I was shifting into my big cog on back and the derailleur went into the spokes. Broke the derailleur and bent some spokes up. My limit screw was off enough to allow the derailleur to go into the spokes but somehow I had never actually pushed the shifter over far enough to make it happen until that day. Or may something somewhere slipped I don't know. It was shifting perfectly right up to the moment when it happened.
Either way, I dont use one. Just check your limit screws and make sure the derailleur cant go into the spokes and you should be fine. The dork disk just gives you a little extra protection if someone didnt set the limit screw right.
Either way, I dont use one. Just check your limit screws and make sure the derailleur cant go into the spokes and you should be fine. The dork disk just gives you a little extra protection if someone didnt set the limit screw right.
The point is, that you have quite a bit of play before the chain will actually go off the big cog, and usually one notices if it is that out of adjustment. Excepting of course accidents, or mechanical failure.
You also said the derailleur went into the spokes, most dork discs wouldn't not stop this from happening, they only keep the chain from going over the last cog.
Last edited by ErichM; 10-03-11 at 11:46 AM.
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Why did it break in the first place?
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Hmmmmmm.....I wonder if there are any other methods to remove one without having to take out your cassette removal tool and chain whip......
#20
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Were you able to shift into the small cog? I wonder if it wasn't so far out of adjustment that you were actually an entire gear out of adjustment, if it was smooth shifting and without skipping/noise.
The point is, that you have quite a bit of play before the chain will actually go off the big cog, and usually one notices if it is that out of adjustment. Excepting of course accidents, or mechanical failure.
You also said the derailleur went into the spokes, most dork discs wouldn't not stop this from happening, they only keep the chain from going over the last cog.
The point is, that you have quite a bit of play before the chain will actually go off the big cog, and usually one notices if it is that out of adjustment. Excepting of course accidents, or mechanical failure.
You also said the derailleur went into the spokes, most dork discs wouldn't not stop this from happening, they only keep the chain from going over the last cog.
#21
Descends like a rock
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