Re: [RBW] What're the best cantilever brakes out there?

2019-04-15 Thread Philip Williamson
The CX-50, in addition to a fixed straddle cable has spacers for the pads. 
You measure the cantilever post spacing, measure your rim width, and 
consult a table (a PDF on the Shimano site) to choose the best pad spacer. 

I have these brakes, they work great, and I may have paid $30 for a 
bikesworth, brand new. Highly recommended, even with the black pads that 
are about due for a Koolstop upgrade. 

Philip
Santa Rosa, CA 


On Monday, April 15, 2019 at 5:52:08 AM UTC-7, Steve Palincsar wrote:
>
> I'd be very surprised indeed if the cx70 had more power than the Rene 
> Herse cantilever.  The low profile design is noted for losing power as the 
> pads get closer to the rim.
>
> Low profile cantilevers like this are very sensitive to straddle cable 
> adjustment, whereas mid-profile cantilevers like the Herse brake are 
> insensitive to it.  All the complex documentation about canti adjustment is 
> based on the low profile design's sensitivity to height of the straddle 
> cable support.  None of that is applicable to the Herse design.
>
> In both these cases, it should be noted, the straddle cable length isn't 
> adjustable per se; with the Shimano style various lengths of straddle cable 
> are available. A longer straddle cable was promised at one point for the 
> Herse brake, for special applications, but I'm not sure if it's been made 
> available yet, as I don't see such a thing listed on their web site.  
>
> As for ease of setup, the Herse brake isn't like some smooth post 
> cantilever brakes.  Yes there is one nut holding the post in place and on 
> loosening the bolt you can slide the pad in and out, rotate it and tilt 
> it.  But it's not quite like some, where undoing that one nut loosens 
> everything - vertical, toe, and all the rest.  There is no vertical 
> adjustment, and toe is set either permanently once by bending, or using a 
> notched washer.  There also is no adjustment for spring tension.
>
>
> On 4/15/19 12:59 AM, Drw wrote:
>
> Oh man, 
> Those compass ones look super nice but I’d take the setup and power of the 
> cx70/50 any day over those any day. I’m no expert mechanic but I’ve used 
> cantis that with the way the compass ones do and, for me, they are a big 
> pain. At this point I
>
>
> -- 
> Steve Palincsar
> Alexandria, Virginia 
> USA
>
>

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[RBW] What're the best cantilever brakes out there?

2019-04-15 Thread Ian A
Economically/practically speaking:-

V brakes will probably offer the best stopping power, ease of set up and value. 
 Depending on what levers you use and if long pull would present an option. 
Deore level V's etc.

I have CR720 cantis on a couple of bikes and am pleased with them. Kool Stop 
pads help a lot.

IanA

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Re: [RBW] What're the best cantilever brakes out there?

2019-04-15 Thread Patrick Moore
I'm curious about others' opinions about the IRD Cafam/Cafam2. I've used a
fair number of cantis, have never been able to set them up well with drop
levers myself (a deficiency shared by some of the local shops I've used; so
perhaps the fault lies in some of the designs), but the best brakes I can
remember using were the IRDs set up by Rivendell staff with salmon Kool
Stop pads on my Sam Hillborne. For power, modulation, and feel, these were
near perfect -- and I have used many types and brands of brakes.

I seem to recall that adjusting pads on these IRDs was no more difficult
than XT or Dia Compe cantis of the ealy 90s.

Opinions?

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Re: [RBW] What're the best cantilever brakes out there?

2019-04-15 Thread Steve Palincsar
I'd be very surprised indeed if the cx70 had more power than the Rene 
Herse cantilever.  The low profile design is noted for losing power as 
the pads get closer to the rim.


Low profile cantilevers like this are very sensitive to straddle cable 
adjustment, whereas mid-profile cantilevers like the Herse brake are 
insensitive to it.  All the complex documentation about canti adjustment 
is based on the low profile design's sensitivity to height of the 
straddle cable support.  None of that is applicable to the Herse design.


In both these cases, it should be noted, the straddle cable length isn't 
adjustable per se; with the Shimano style various lengths of straddle 
cable are available. A longer straddle cable was promised at one point 
for the Herse brake, for special applications, but I'm not sure if it's 
been made available yet, as I don't see such a thing listed on their web 
site.


As for ease of setup, the Herse brake isn't like some smooth post 
cantilever brakes.  Yes there is one nut holding the post in place and 
on loosening the bolt you can slide the pad in and out, rotate it and 
tilt it.  But it's not quite like some, where undoing that one nut 
loosens everything - vertical, toe, and all the rest. There is no 
vertical adjustment, and toe is set either permanently once by bending, 
or using a notched washer.  There also is no adjustment for spring tension.



On 4/15/19 12:59 AM, Drw wrote:

Oh man,
Those compass ones look super nice but I’d take the setup and power of the 
cx70/50 any day over those any day. I’m no expert mechanic but I’ve used cantis 
that with the way the compass ones do and, for me, they are a big pain. At this 
point I


--
Steve Palincsar
Alexandria, Virginia
USA

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Re: [RBW] What're the best cantilever brakes out there?

2019-04-14 Thread Drw
Oh man, 
Those compass ones look super nice but I’d take the setup and power of the 
cx70/50 any day over those any day. I’m no expert mechanic but I’ve used cantis 
that with the way the compass ones do and, for me, they are a big pain. At this 
point I

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Re: [RBW] What're the best cantilever brakes out there?

2019-04-14 Thread Steve Palincsar


On 4/14/19 8:00 PM, Erik Wright wrote:
I'm thinking about getting canti posts brazed onto my sidepull Sam 
Hillborne to fit a wider tire / make wide tire installation easier. 
Canti brakes would be replacing Paul Racers.


If I go this route, what are the best options out there? I figure top 
of the line is Paul,



No, the top of the line is the Rene Herse cantilever.


but what's a more affordable brake? I see a lot of chatter around 
Shimano CX70, but hear they're discontinued. Is there a comparable 
option available now, or does it make sense to hunt down a used set of 
CX70s? If I splurge on Neo Retros, am I gaining anything functionally 
over other options?



Or a used set of the Shimano Deore XT wide profile cantilevers like the 
BR-M730


SHIMANO DEORE XT brakes !! BR-m730 !!

https://www.ebay.com/itm/SHIMANO-DEORE-XT-brakes-BR-m730/123718524215?hash=item1cce32dd37:g:hp0AAOSwCHBbHTSa

or this one

Shimano Deore XT "Deer Head" Cantilever brakes BR-MC70

https://www.ebay.com/itm/Shimano-Deore-XT-Deer-Head-Cantilever-brakes-BR-MC70/123731334609?hash=item1ccef655d1:g:1b0AAOSwGHxcrrh0

?

But really, there's just nothing better than this one for a nice bike

Image result for rene herse cantilever brake

since you can be sure the posts will be put in exactly the right place.


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[RBW] What're the best cantilever brakes out there?

2019-04-14 Thread Joe Bernard
CX50s are still available and functionally the same as CX70. But the answer for 
power and ease of setup (and no cable stops at headtube and seat clamp) is 
linear pull 👍

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[RBW] What're the best cantilever brakes out there?

2019-04-14 Thread Erik Wright
I'm thinking about getting canti posts brazed onto my sidepull Sam 
Hillborne to fit a wider tire / make wide tire installation easier. Canti 
brakes would be replacing Paul Racers.

If I go this route, what are the best options out there? I figure top of 
the line is Paul, but what's a more affordable brake? I see a lot of 
chatter around Shimano CX70, but hear they're discontinued. Is there a 
comparable option available now, or does it make sense to hunt down a used 
set of CX70s? If I splurge on Neo Retros, am I gaining anything 
functionally over other options?

Thanks!

Erik, Philly

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