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Search: Posts Made By: Trakhak
Showing results 1 to 50 of 1000
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Replies: 5
Views: 144
Posted By Trakhak

The bike is a bit of an historical curiosity, in...

The bike is a bit of an historical curiosity, in that the fact that it appears to be equipped with sew-ups shows that it was intended for entry-level bike racing, like the somewhat earlier Gitane...
09-19-20, 10:07 PM
Replies: 10
Views: 450
Posted By Trakhak

If you seldom or never ride with your hands next...

If you seldom or never ride with your hands next to the stem, or if you're willing to exchange that hand position for grabbing the Airstryke's elbow pads instead, you can zip tie the hinged portions...
09-19-20, 04:50 PM
Replies: 63
Views: 1,775
Posted By Trakhak

When a long-time yoga instructor friend of mine...

When a long-time yoga instructor friend of mine was recently moaning about his latest yoga-related injury, I was thinking the same thing but knew that he wouldn't want to hear it.

Grant Pedersen...
Replies: 5
Views: 128
Posted By Trakhak

If the stays are thin-walled chro-mo, I'd take a...

If the stays are thin-walled chro-mo, I'd take a look at them, just in case.
09-19-20, 02:41 PM
Replies: 15
Views: 525
Posted By Trakhak

Highly unusually, that individual time trial took...

Highly unusually, that individual time trial took place on the last day of the race and finished in Paris.

About the OP's "tt bikes make no sense," wind tunnel tests combined with power data have...
09-19-20, 06:46 AM
Replies: 19
Views: 522
Posted By Trakhak

You can also ride using the clips without the...

You can also ride using the clips without the straps. If you're not a bike racer who does a lot of sprinting, you'll never need to tighten the straps anyway. Lots of people ride platform pedals...
09-19-20, 03:27 AM
Replies: 8
Views: 212
Posted By Trakhak

As I understand it, grease consists of oil...

As I understand it, grease consists of oil suspended in a soap-like matrix. The oil can and usually will migrate out of the soap over time, as seen, for instance, in the ring of dirty oil visible on...
09-18-20, 12:36 PM
Replies: 26
Views: 1,003
Posted By Trakhak

I was told by our Cannondale rep back then that...

I was told by our Cannondale rep back then that the cantilever dropout design was solely introduced as a workaround to circumvent one aspect of Gary Klein's absurdly broad patent claims.

Those...
09-18-20, 09:24 AM
Replies: 26
Views: 1,003
Posted By Trakhak

I sold Cannondale bikes in bike stores starting...

I sold Cannondale bikes in bike stores starting the first year that they were introduced (represented by the touring model reviewed in the article posted above). I've owned and ridden high-end steel,...
09-17-20, 01:39 PM
Replies: 7
Views: 226
Posted By Trakhak

If I recall rightly, Bicycle Guide magazine,...

If I recall rightly, Bicycle Guide magazine, early '80s, frames built by Mondonico, each with one of the then-available Columbus tubesets. Someone here provided PDF images of the article a few years...
09-17-20, 04:51 AM
Replies: 27
Views: 451
Posted By Trakhak

First step---take the bike to a shop to have the...

First step---take the bike to a shop to have the derailleur hanger tab checked for alignment. In fact, you should pay the shop to fix the problem and then ask the mechanic to explain in detail how...
09-16-20, 04:18 AM
Replies: 31
Views: 500
Posted By Trakhak

I'd look up Frejus bikes in Google Images for...

I'd look up Frejus bikes in Google Images for inspiration. Whoever chose the paint combinations for Frejus had an unerring eye.
09-16-20, 03:36 AM
Replies: 22
Views: 337
Posted By Trakhak

Where does the manufacturer state that the...

Where does the manufacturer state that the (inner) diameter of the seat tube is 27.5? If on line, please provide a link. If in printed material, please check it again. A measurement of 27.5 is highly...
Forum: Road Cycling
09-15-20, 11:26 AM
Replies: 142
Views: 4,033
Posted By Trakhak

Yes. When Miguel Indurain quit racing and...

Yes. When Miguel Indurain quit racing and Pinarello took their bikes back, he's reported to have asked his friends in the peloton for bike recommendations. It came down to a Colnago or a Cannondale,...
09-14-20, 08:52 PM
Replies: 50
Views: 929
Posted By Trakhak

Tires can blow off even hooked rims---tube...

Tires can blow off even hooked rims---tube pinched between tire bead and rim, tire installed such that the bead is low at one point and high at another, tire inflated using a gas station hose putting...
09-14-20, 02:48 PM
Replies: 50
Views: 929
Posted By Trakhak

Quoting in case you missed this crucial question....

Quoting in case you missed this crucial question. The 27" rims used with inexpensive bikes like the Schwinn World Sport, especially those manufactured before the early 1980s, usually had straight...
Forum: Road Cycling
09-14-20, 02:06 PM
Replies: 72
Views: 2,974
Posted By Trakhak

I've always thought of flywheels as involving...

I've always thought of flywheels as involving much greater mass and higher speeds, such as the 3,000-rpm flywheels, several tons in weight, used in gyrobuses, but I concede that the heavy wheels used...
Forum: Road Cycling
09-14-20, 12:49 PM
Replies: 72
Views: 2,974
Posted By Trakhak

If that's a flywheel, so are conventional bike...

If that's a flywheel, so are conventional bike wheels. Doubling or tripling the weight of a bike wheel hardly makes it a flywheel in the ordinary sense. The point is that the relationship between...
Forum: Road Cycling
09-14-20, 12:16 PM
Replies: 72
Views: 2,974
Posted By Trakhak

Bike weight does matter, but not always...

Bike weight does matter, but not always predictably:


Cycling News Flash for July 19, 2005Edited by Jeff JonesHour record broken by Sosenka in MoscowBy Shane Stokes

Ondrej Sosenka has...
09-13-20, 06:20 AM
Replies: 11
Views: 263
Posted By Trakhak

Agree completely with all of that except that...

Agree completely with all of that except that carbon fork installation suggestion. I know that many people fervently believe that a carbon fork makes a perceptible difference in the smoothness of the...
09-12-20, 05:26 PM
Replies: 4
Views: 212
Posted By Trakhak

Someone recently mentioned the "Crack-and-Fail"...

Someone recently mentioned the "Crack-and-Fail" term in another thread and said that his mechanic friend claimed that Cannondales earned that name by cracking at the head tube welds. I sold...
09-11-20, 05:39 AM
Replies: 127
Views: 4,299
Posted By Trakhak

Cup-o-noodles tastes like fertilizer-laced...

Cup-o-noodles tastes like fertilizer-laced cardboard. Change my mind.
Forum: Road Cycling
09-10-20, 03:30 PM
Replies: 49
Views: 3,845
Posted By Trakhak

The "like" button feels laughably inadequate to...

The "like" button feels laughably inadequate to express the proper level of admiration for that post and picture.
09-10-20, 10:03 AM
Replies: 7
Views: 391
Posted By Trakhak

In agreement with some but not all of the people...

In agreement with some but not all of the people posting in this thread, I detected no differences between my aluminum bikes and my one carbon bike with respect to comfort or anything else. My steel,...
09-09-20, 07:39 PM
Replies: 21
Views: 2,864
Posted By Trakhak

Someone owes TMonk $10.

Someone owes TMonk $10.
09-08-20, 06:41 AM
Replies: 140
Views: 5,522
Posted By Trakhak

You might want to reconsider. Opportunities to...

You might want to reconsider. Opportunities to study the behavior of those who serenely and self-righteously disregard the rights of others are plentiful here, but they're not limitless. There are...
09-08-20, 04:56 AM
Replies: 10
Views: 543
Posted By Trakhak

I suggest that you contact the company by...

I suggest that you contact the company by replying to the e-mail where they promised to include the replacement tire with that last shipment and demand (politely) that they ship the tire separately....
09-06-20, 06:08 PM
Replies: 20
Views: 778
Posted By Trakhak

I worked in a couple of different Cannondale...

I worked in a couple of different Cannondale dealerships starting before they branched out into manufacturing bikes. Never saw a Cannondale head tube failure, although I saw a number of failures of...
Forum: Framebuilders
09-06-20, 02:09 PM
Replies: 8
Views: 303
Posted By Trakhak

That seems the most plausible explanation..

That seems the most plausible explanation..
09-04-20, 06:15 PM
Replies: 7
Views: 384
Posted By Trakhak

Given that you presumably don't want to endanger...

Given that you presumably don't want to endanger your daughter, stop asking people to guess what the problem is and take the bike to a bike shop for a thorough inspection.
09-04-20, 07:46 AM
Replies: 6
Views: 208
Posted By Trakhak

I use an extension cord with multiple outlets and...

I use an extension cord with multiple outlets and a power switch on a table next to the trainer, but if I didn't have a table there, I'd drape the extension cord over the handlebars for easy access...
09-04-20, 04:17 AM
Replies: 36
Views: 1,039
Posted By Trakhak

Agree that the fit looks good. Have you ridden...

Agree that the fit looks good. Have you ridden the bike? Ride at more than a walking pace or up a hill and you might find that your position is fine or even a bit too upright.
09-02-20, 06:54 AM
Replies: 31
Views: 931
Posted By Trakhak

Biopace chainrings are optimized for riding with...

Biopace chainrings are optimized for riding with a moderate cadence. People who maintain a high cadence seem to prefer round rings (or Rotor rings, in the case of people like Chris Froome).
Forum: Road Cycling
09-02-20, 04:23 AM
Replies: 31
Views: 1,431
Posted By Trakhak

True, but riding on the rivet and pushed back on...

True, but riding on the rivet and pushed back on the saddle and standing all serve the same function: that of moving the center of gravity forward to enable (temporarily) higher power output, albeit...
Forum: Road Cycling
09-01-20, 01:51 PM
Replies: 31
Views: 1,431
Posted By Trakhak

Very interesting. But Tour riders strive to...

Very interesting. But Tour riders strive to achieve the best power/weight ratio, which probably occurs at the expense of losing some muscle mass. If the pros and the age-matched sedentary men were...
Replies: 8
Views: 295
Posted By Trakhak

That's a very short wheelbase. Indeed, all of my...

That's a very short wheelbase. Indeed, all of my short-wheelbase bikes have been stiff-riding bikes, whether steel or aluminum. If you're looking for a Surly-like ride, look for something with a...
Forum: Road Cycling
09-01-20, 12:05 PM
Replies: 31
Views: 1,431
Posted By Trakhak

In a Bicycling! interview published in the '80s a...

In a Bicycling! interview published in the '80s a couple of years after he joined Bernard Hinault's team, Greg LeMond reported enthusiastically that Guimard had raised LeMond's saddle a good 2 cm and...
Forum: Road Cycling
09-01-20, 11:49 AM
Replies: 4
Views: 447
Posted By Trakhak

Until recently, I was perplexed by Froome's use...

Until recently, I was perplexed by Froome's use of such high cadences in attacks and descents. I finally figured out that that's accounted for by his use of Rotor chainrings, which are optimized for...
08-31-20, 02:07 PM
Replies: 135
Views: 4,483
Posted By Trakhak

Thanks for that information. JohnDThompson was...

Thanks for that information. JohnDThompson was working at Trek around that time and also served as warranty manager for them for a while, I believe; I hope he'll see this thread and weigh in on his...
08-31-20, 01:20 PM
Replies: 135
Views: 4,483
Posted By Trakhak

What's your estimate of how many Helicomatic hubs...

What's your estimate of how many Helicomatic hubs you've bought with bent axles? More than two or three? I sold Gitanes and Treks with Helicomatic hubs back in the day, and I can't recall ever seeing...
08-31-20, 12:13 PM
Replies: 135
Views: 4,483
Posted By Trakhak

I don't think Helicomatic hubs are known for bent...

I don't think Helicomatic hubs are known for bent axles. In fact, they might have been the first hubs generally available on the market that placed the bearings near the end of the axle on the drive...
08-31-20, 11:39 AM
Replies: 135
Views: 4,483
Posted By Trakhak

They work perfectly well until you bend or break...

They work perfectly well until you bend or break an axle, a moderately common occurrence on bikes with five or more sprockets.



If the bike is ridden much, the steel hub eventually begins...
08-31-20, 11:27 AM
Replies: 55
Views: 1,562
Posted By Trakhak

Will they ever learn?

Will they ever learn?
08-31-20, 08:02 AM
Replies: 52
Views: 1,729
Posted By Trakhak

Back in the early '90s, the Trek sales rep who...

Back in the early '90s, the Trek sales rep who regularly visited our bike shop mentioned in passing that they were spending much less on frame warranty replacement since their aluminum frames had...
08-30-20, 02:32 PM
Replies: 52
Views: 1,729
Posted By Trakhak

Curious how people are now obsessed with fitting...

Curious how people are now obsessed with fitting the widest tires possible in their vintage steel bikes. Apparently not quite comfortable enough.

As I've mentioned on this site several times...
08-30-20, 12:54 AM
Replies: 3
Views: 241
Posted By Trakhak

Chances are there are no manufacturers of...

Chances are there are no manufacturers of freewheels still making Italian-threaded ones.

From this page. (https://www.sheldonbrown.com/freewheels.html)

All recent freewheels and threaded hubs,...
08-29-20, 05:00 AM
Replies: 25
Views: 548
Posted By Trakhak

Freckled-sized thin spot in an older tube on rim...

Freckled-sized thin spot in an older tube on rim side, with pinhole puncture: not likely a defective tube. I'd look at/replace the rim strip.
08-28-20, 10:04 AM
Replies: 274
Views: 37,688
Posted By Trakhak

Old-school protective seal for the lower headset...

Old-school protective seal for the lower headset bearing, made by cutting a section of an old inner tube.
Forum: Road Cycling
08-28-20, 09:55 AM
Replies: 23
Views: 813
Posted By Trakhak

The hansom cab is a kind of horse-drawn carriage...

The hansom cab is a kind of horse-drawn carriage designed and patented in 1834 by Joseph Hansom, an architect from York. The vehicle was developed and tested by Hansom in Hinckley, Leicestershire,...
08-28-20, 04:10 AM
Replies: 17
Views: 619
Posted By Trakhak

The thread title is worded ambiguously: what was...

The thread title is worded ambiguously: what was meant was not "27.5 large frame" but "large frame with 27.5 wheel size."
Showing results 1 to 50 of 1000
 


 
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