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Old September 10th 05, 02:50 AM
RW
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Default advice on ROTOR crankset

On 9 Sep 2005 10:11:13 -0700, "bent cybrarian"
wrote:


Mike Rice wrote:
On Thu, 8 Sep 2005 09:03:28 -0400, "Jeff Grippe"
wrote:

What are PowerGrips?

I gave up on pedal systems and just stick with good old toe clips but I'd
enjoy learning about anything that improves my riding.

Jeff


Excuse me, that should have read Power Grips. I always get confused as
to whether it is one word or two, but a quick search corrects me every
time.

They are a strap system, attaching to the pedal on a diagonal. The fot
enters from the outside and the straps tighten up as the foot assumes
normal riding position. They can be ordered, I believe, from Bike
Nashbar as well as other suppliers, maybe the good ol' LBS would have
some in stock.

For more info and a good picture go to:

http://powergrips.com/

I would be happy with toe clips, but as I stated below my somewhat
larger than average peds don't fit comfortably inside any I have
found. The open strap of the Power Grips lets me ride comfortably.

Mind you I have only one week's experience with the P G system, but I
remember that nagging feeling that knees were about to ache. The one
week with the PG's I rode two or three times ny normal (on the good
days) distances with no nagging knees.

Indiana Mike

PS- I can't really say the Grips are an improvement over toe clips
unless your feet are as long as mine.

"Mike Rice" wrote in message
.. .
On Wed, 07 Sep 2005 19:36:23 -0400, RW wrote:

Hi all: Since I've been into bent riding, I've experienced some knee
pain. I've purchased pedal extensions which seem to help the problem,
I have set my pedaling length setting so that my leg is fully extended
when my heel touches the pedal. When the middle of my foot is in
contact, I have a slight bend at the knee. I ride with clip-in
shoes/pedals. Has anyone experienced knee knee problems? Does this
new ROTOR SYSTEM offer any answers to knee issues for bent riders? A
very pricey system, but may be worth it if it will allow me to
continue in the sport.... assuming it works. Thanks

I'm not familiar with the ROTOR SYSTEM, but I thought that my SPD
style clips were causing a little knee discomfort. It troubled me
enought that I went to PowerGrips for the 230 mile local tour I did
last week.

For me the problem seems to be not enough float witht the particular
system I was using. ALso I'm not keen on needing special shoes for my
riding. Wearing a size 14 shoe I found toe clips to be too short for
me to get far enough into. The PowerGrips seems a workable compromise
for me, no more knee pain at least.

Indiana Mike
Dear Mike,

If you have knee problems you might try Speedplay Frog pedals.
They have a decent size platform and a large amount of float. They are
also easy to get in an out of. Expensive if you buy new but sometimes
available used.

John from Tucson

John: Thanks for the tips. Can you explain the idea of lateral
'float' ? How does this help knee pain? How does knee pain in bent
riding come about, and what are the different ways to try to
eliminate knee pain? Only my left knee gives me problems, and it's on
the medial aspect of the knee. I currently ride with Shimano SPD
shoes/pedals. I found that my left foot was slightly toe in/ heel
out. I changed the cleat setting to straighten this out, so we'll see
if that might have been the culprit. I also purchased 30mm pedal
extensions, and I think that has helped. Would I be better off with
these Speedplay Frog pedals?? Can the pedals be used with SPD shoes?
If so, can you walk on them without problems? My current setup walks
nicely, but I find them a bear to lock in at times. I have shimano
pedals with a cleat on one side and a 'normal' pedal on the other
face. I'll bet you can tell I'm a beginner at bike vernacular
I've been riding quite a lot this season, and I'd hate to be
unwittingly injuring my knee needlessly, for lack of good information.
RON W
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