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• #3
Holy mother of chainrings. What was the plan with this thing, break the land speed record? I did not even know Gebhardt made 70T rings!!
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• #4
I'm with @SwissChap on this. WTF are you going to do with it?
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• #5
I just checked, Denise Korenek's bike (which she broke the (drafting) land speed record with, 3 months ago on the salt flats) only has 60t chainrings...
... admittedly 2 of them, 60/13 -> 60/12.
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• #6
Just wanted a big chainring up front- thought it would look cool on a fixed tt rig. I commute on 63 x 14 around London which isn't too bad apart from when you have a headwind on a 13%er for 0.6 miles - that hurts
Besides 70 is quite normal compared to someone like 'Big ring Bowdler' running a 86 as shown here: http://blog.daum.net/fatastico/13
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• #7
He used to go a lot faster than you though
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• #8
I commute on 63 x 14 around London
But... why? I am fairly confident in stating that you are not holding a 30mph average on a London commute. So at 20mph you are holding a cadence of like 58... isn't that incredibly inefficient? And I very honestly doubt you even get up a true 13% gradient at all, this is a ratio of 4.5, or 120 gear inches - if you do, you should be a national sprint champion.
I mean, you do you... it just seems very impractical especially for a commute.
Btw, Bowdler in that pic has a 77t chainring, but yeah, he seems to love low cadences. But that's for a TT!
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• #9
Any pics of your current set-up?
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• #10
Czechoslovakia tho
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• #11
I mean, I'm not dissing the chainring. I got a Gebhardt chainring myself, though a more normal 51t, and it's doing a great job.
I don't doubt this 70t ring is great quality and all that. Just struggling to think of a setup I could possibly use it with. If it was a tenner, I'd buy it for the lulz.
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• #12
Designed pre-93. Made whenever.
EDIT @SwissChap you missed the joke...
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• #13
Looks like it!
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• #14
Price drop: £85.50 inc postage
stickinsect
SwissChap
NorthLondonLight
umop3pisdn
Lolo
fizzy.bleach
Brand New Gebhardt 70T 144bcd 1/8" track chainring
Never fitted, never used
Very rare, made to order chainring designed in Czechslovakia with delivery time of 5-6 weeks
Surplus to requirements as clearance on my frame is not ample
Looking to get back what I paid for it £95 + postage
Could meet in London