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Old March 29th 21, 05:00 PM posted to rec.bicycles.tech
Joerg[_2_]
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Default Replace Shimano 600EX crank set replacement

On 3/28/21 12:25 PM, AMuzi wrote:
On 3/28/2021 2:13 PM, Joerg wrote:
On 3/28/21 4:29 AM, Lou Holtman wrote:
Op zaterdag 27 maart 2021 om 23:41:04 UTC+1 schreef Joerg:
On 3/18/21 2:58 PM, Joerg wrote:
My chain rings are through again but replacements have
become expensive.
It's now much cheaper to buy a simple crank set of
another brand.
Preferably steel because aluminum wears so fast. What I
have is:

Shimano 600EX, 52/42T, bottom bracket is 116mm JIS taper.

What I'd like to replace it with is this Vuelta Corsa set:

https://smile.amazon.com/Vuelta-8150...dp/B0081UV2NU/




Only 50T which is kind of ok but the 32T lower will move
me up hills
much better. Getting old, and all that sort of thing.
However, says it's
for 110mm BB and I wonder if my chain line would go out
of whack. I'll
ask on Amazon as well but usually there aren't good
answers that way.

My shifters are simple friction levers and the front DR
cage looks tall
enough to handle the 50/32 step.

Do you guys think this would work?

Long story short, I ordered the 53/39T Version with 130mm
BCD - junk.
The cheap bolts were overtorqued and two of the Allen
inserts stripped.
Plus they didn't send Vuelta Corsa but some no-name that
was quite
scuffed up. Goes back for a refund :-(
--
Regards, Joerg

That what I would expect from a 36 dollar crankset....junk.


I have seen good ones in that range. What is cheap were the
chain rings which are then steel. However, that's right up
my alley because I am after durability and not a weight weenie.

Thing is, what they sent were not Vuelta Corsa. Now I'll be
looking for steel chain rings with 130mm BCD because my
cranks set itself is still good.


Given your riding conditions, style and comments here, $36 for two steel
rings is a really good value to you. Recycle the arms and you're still
way ahead.

*nb* Steel rings are frequently thinner than aluminum rings with a
milled recess. This is shown mostly by the chainring bolts being damaged
from overtorque while the rings still rattle. Check that and add a
spacer under the nut side as needed.


Darn, I already did the return thing. Mainly because I could not get two
of the bolts out. They were overtorqued and then the hex pattern
stripped out of the cheapo material. Could have somehow drilled them out
I guess. This also gave me the feeling that the steel rings are inferior
material as well and would wear off quickly.

--
Regards, Joerg

http://www.analogconsultants.com/
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