[RBW] Re: Drilled Out Chain Ring (Would you ride it?)

2011-01-04 Thread William
Minh

I wouldn't worry about riding it.  Since it's an amateur job, the
hole(s) that are nearest the edges will have larger stress
concentrations, so if something breaks, it'll break there first and
you'll hear a click or creak and know that it's time to ditch it.  I
doubt that you'll have a catastrophic collapse of everything at once
that would risk your safety.  Since it's a double, if one fails really
badly, you can limp home on the other.

I'd be more reluctant to use it on a singlespeed, since you have to
mash way more often and have no other ring to limp home.  I'd be even
more wary of using it on a fixie, because of the extra stresses.



On Jan 4, 9:17 am, Minh mgiangs...@gmail.com wrote:
 Hi all,

 In the tradition of poking the collective knowledge of the group, i
 would like opinions on whether you would ride this chain ring.  I
 bought this superbe pro crankset for my new Hillborne build and wasn't
 too concerned about the drilled out ring since i have a few spare big
 rings in the parts bin.  Of course i ignored/forgot the fact that this
 big ring was a campy ring, so i was surprised to find my 130bcd rings
 would not fit :)

 From measuring this looks like the old campy 144bcd standard.  The
 drilling is amateur, so ride it or chuck the ring?  I figure worst
 case i could use it a single ring track crank...

 http://flic.kr/p/97uR8G

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[RBW] Re: Drilled Out Chain Ring (Would you ride it?)

2011-01-04 Thread Travis
+1. Ride it, but not in a single/track set-up

On Jan 4, 3:32 pm, PATRICK MOORE bertin...@gmail.com wrote:
 Drillium! The solar system's lightest element!

 I'd not worry about it; if it breaks it won't fail catastrophically, a
 la crabon fibre, in mid-intersection; instead it will gradually,
 slowly, gently let you down. But you can only ride it in an old, wool
 jersey with front button pockets.

 I have an old Stronglight 49D ring that looks the same, but mine is
 prolly factory drilled.



 On Tue, Jan 4, 2011 at 10:17 AM, Minh mgiangs...@gmail.com wrote:
  Hi all,

  In the tradition of poking the collective knowledge of the group, i
  would like opinions on whether you would ride this chain ring.  I
  bought this superbe pro crankset for my new Hillborne build and wasn't
  too concerned about the drilled out ring since i have a few spare big
  rings in the parts bin.  Of course i ignored/forgot the fact that this
  big ring was a campy ring, so i was surprised to find my 130bcd rings
  would not fit :)

  From measuring this looks like the old campy 144bcd standard.  The
  drilling is amateur, so ride it or chuck the ring?  I figure worst
  case i could use it a single ring track crank...

 http://flic.kr/p/97uR8G

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 --
 Patrick Moore
 Albuquerque, NM
 For professional resumes, contact
 Patrick Moore, ACRW at resumespecialt...@gmail.com

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[RBW] Re: Drilled Out Chain Ring (Would you ride it?)

2011-01-04 Thread Angus
If it were mine I would ride it.

Looks nice!

Angus

On Jan 4, 11:17 am, Minh mgiangs...@gmail.com wrote:
 Hi all,

 In the tradition of poking the collective knowledge of the group, i
 would like opinions on whether you would ride this chain ring.  I
 bought this superbe pro crankset for my new Hillborne build and wasn't
 too concerned about the drilled out ring since i have a few spare big
 rings in the parts bin.  Of course i ignored/forgot the fact that this
 big ring was a campy ring, so i was surprised to find my 130bcd rings
 would not fit :)

 From measuring this looks like the old campy 144bcd standard.  The
 drilling is amateur, so ride it or chuck the ring?  I figure worst
 case i could use it a single ring track crank...

 http://flic.kr/p/97uR8G

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[RBW] Re: Drilled Out Chain Ring (Would you ride it?)

2011-01-04 Thread amoll68
Dig it! Looks cool. Drillium was super popular in the early-mid 70s.

Doubt you'll have a problem just riding around. Might be a problem for
Cavendish, or if you're going to be doing heavy touring in remote
locales.

Alex

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[RBW] Re: Drilled Out Chain Ring (Would you ride it?)

2011-01-04 Thread Minh
William,

Thanks, i'll just keep an eye on it then.

When i said i would use it on a single speed, i would just use the
inner 42 ring (it's the original suntour and non-drilled).

On Jan 4, 2:05 pm, William tapebu...@gmail.com wrote:
 Minh

 I wouldn't worry about riding it.  Since it's an amateur job, the
 hole(s) that are nearest the edges will have larger stress
 concentrations, so if something breaks, it'll break there first and
 you'll hear a click or creak and know that it's time to ditch it.  I
 doubt that you'll have a catastrophic collapse of everything at once
 that would risk your safety.  Since it's a double, if one fails really
 badly, you can limp home on the other.

 I'd be more reluctant to use it on a singlespeed, since you have to
 mash way more often and have no other ring to limp home.  I'd be even
 more wary of using it on a fixie, because of the extra stresses.

 On Jan 4, 9:17 am, Minh mgiangs...@gmail.com wrote:







  Hi all,

  In the tradition of poking the collective knowledge of the group, i
  would like opinions on whether you would ride this chain ring.  I
  bought this superbe pro crankset for my new Hillborne build and wasn't
  too concerned about the drilled out ring since i have a few spare big
  rings in the parts bin.  Of course i ignored/forgot the fact that this
  big ring was a campy ring, so i was surprised to find my 130bcd rings
  would not fit :)

  From measuring this looks like the old campy 144bcd standard.  The
  drilling is amateur, so ride it or chuck the ring?  I figure worst
  case i could use it a single ring track crank...

 http://flic.kr/p/97uR8G

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