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Search: Posts Made By: 63rickert
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10-19-21, 12:09 PM
Replies: 67
Views: 2,247
Posted By 63rickert

I have seen and examined several of the...

I have seen and examined several of the Panasonics imported by Yellow Jersey in recent years. Quality is superb. Flash is non-existent. The value is there if it is what you want. IMO they are a great...
10-16-21, 07:28 AM
Replies: 146
Views: 2,985
Posted By 63rickert

Antilock brakes happened in the 1960s. Yes, there...

Antilock brakes happened in the 1960s. Yes, there are analog ways to do that. Dropped because the concept was plain wrong. Which won’t matter once the marketing machinery cranks up.
10-15-21, 06:59 AM
Replies: 146
Views: 2,985
Posted By 63rickert

Campagnolo did that years ago. It was not even...

Campagnolo did that years ago. It was not even necessary to re-program anything. The shifter simply worked with whatever derailleur and cogset you had.

No one noticed. Few if any here will have a...
10-14-21, 01:32 PM
Replies: 16
Views: 702
Posted By 63rickert

Surprised this got so little response. I’d have...

Surprised this got so little response. I’d have missed this for months if you hadn’t posted. Thank you.
10-14-21, 01:27 PM
Replies: 87
Views: 14,164
Posted By 63rickert

It should not be different than or more difficult...

It should not be different than or more difficult than carrying a polo mallet.

Attach to your hip with something that lets it swing and to hang straight down. It is not likely to interfere with...
10-13-21, 01:51 PM
Replies: 167
Views: 3,937
Posted By 63rickert

From the traffic lane is where all drop offs...

From the traffic lane is where all drop offs happen in that neighborhood. There are normally zero open parking spots, designated loading zones will be private property and guarded. For example the...
10-12-21, 10:27 AM
Replies: 167
Views: 3,937
Posted By 63rickert

Moving traffic is an interesting concept. I see a...

Moving traffic is an interesting concept. I see a traffic lane in the video. There does not appear to be a loading zone. In that neighborhood there might not be an unobstructed loading zone or legal...
10-12-21, 09:20 AM
Replies: 12
Views: 413
Posted By 63rickert

If you can find them and can find one with low...

If you can find them and can find one with low miles use 90s Campy brifters. Ones made for eight or nine speeds. They have lots of small clicks. I have used them with all sorts of derailleurs and...
10-11-21, 02:36 PM
Replies: 167
Views: 3,937
Posted By 63rickert

Accident occurred at Lincoln & Wisconsin. Which...

Accident occurred at Lincoln & Wisconsin. Which is real different from “urban environment” or “Chicago” and even “Lincoln Park” does not tell much. If anyone wants to be at Lincoln &Wisconsin at all...
10-08-21, 02:59 PM
Replies: 78
Views: 2,090
Posted By 63rickert

Traditions are always wrong. That is how they...

Traditions are always wrong. That is how they become traditions.
10-08-21, 02:38 PM
Replies: 78
Views: 2,090
Posted By 63rickert

Froome is pedaling quite a bit in a situation...

Froome is pedaling quite a bit in a situation where it is awkward to pedal at all.
10-08-21, 02:34 PM
Replies: 78
Views: 2,090
Posted By 63rickert

Be as literal minded as you wish, you always are....

Be as literal minded as you wish, you always are. Also note that Froome is descending solo and there is no one on a bike nearby to take a signal.

Only those on fixed are going to pedal 100% all...
10-08-21, 11:44 AM
Replies: 78
Views: 2,090
Posted By 63rickert

The very first thing I was taught about cycling...

The very first thing I was taught about cycling was KEEP PEDALING. Do not coast, keep the pedals moving. That lesson would have occurred at Allen’s Schwinn Cyclery, Villa Park, Illinois, and the...
10-07-21, 12:37 PM
Replies: 32
Views: 742
Posted By 63rickert

I would be pretty confident that your pedal speed...

I would be pretty confident that your pedal speed puts you deep in top 1%. In the current era. But it does not make you a freak at all. It is a function of how you train.

I can remember any number...
10-07-21, 06:53 AM
Replies: 32
Views: 742
Posted By 63rickert

Not freakish at all. Back when I was racing most...

Not freakish at all. Back when I was racing most of us could do 200rpm. Track racing was done mostly on 46x14 and it was not possible to race if 150 effective rpm were not on hand. So yes, most can...
10-04-21, 07:04 AM
Replies: 63
Views: 2,001
Posted By 63rickert

You are 76 years old. Your reflexes are slower....

You are 76 years old. Your reflexes are slower. You are not a lifetime rider and you do not have locked in muscle memory for descents.

Now you are going fast downhill on a race bike. What do you...
10-03-21, 04:46 PM
Replies: 88
Views: 3,242
Posted By 63rickert

Where you are right is in understanding the rider...

Where you are right is in understanding the rider has to do something. Buying stuff will not get the job done. And you understand it is necessary to try things and test ideas. Putting faith in...
10-02-21, 06:58 PM
Replies: 88
Views: 3,242
Posted By 63rickert

A couple of other ways to get weight off hands....

A couple of other ways to get weight off hands. One is to use elbows on the handlebars instead of hands. Most would want the sort of armrest that comes with TT bars. You may also want to use shorty...
10-02-21, 06:40 PM
Replies: 88
Views: 3,242
Posted By 63rickert

My wife’s bike just got a change from Vittoria...

My wife’s bike just got a change from Vittoria Corsa G to Rene Herse Chinook Pass Extralight. I mean just, as in since you started this thread. The Vittoria were worn out. They are simply great...
10-02-21, 02:41 PM
Replies: 63
Views: 2,001
Posted By 63rickert

There’s another side to this. Bikes are...

There’s another side to this. Bikes are remarkably stable and forgiving. If they weren’t they would not be so much fun. The bike is your friend. It wants to stay upright.

Here are a few examples...
10-01-21, 02:51 PM
Replies: 63
Views: 2,001
Posted By 63rickert

Never had that one, never heard of that one. But...

Never had that one, never heard of that one. But it makes perfect sense. At speed in a turn everything has to be right. Close enough only counts in horseshoes.

And if everything is not right, go...
10-01-21, 08:22 AM
Replies: 63
Views: 2,001
Posted By 63rickert

60kph is a normal speed on a bicycle. It is very...

60kph is a normal speed on a bicycle. It is very normal on a downhill. Any bike in good operating condition should be stable at that speed. It is also fast enough that it will hurt if something goes...
09-27-21, 12:47 PM
Replies: 58
Views: 1,215
Posted By 63rickert

Mounted a pair of those last night. Size 28,...

Mounted a pair of those last night. Size 28, which should make them more difficult than most Herse tires. One went on a venerable Mavic G40 which has always been tight for most tires, one went on a...
09-24-21, 01:37 PM
Replies: 64
Views: 2,195
Posted By 63rickert

Those are weights for basic production factory...

Those are weights for basic production factory forks. Current carbon forks begin at a bit less than 300. Quality steel forks are 650 or so. Steel obviously varies a lot with length of steerer.

I...
09-22-21, 12:20 PM
Replies: 31
Views: 904
Posted By 63rickert

Interesting misunderstanding. The suggestion was...

Interesting misunderstanding. The suggestion was not to pull up. Pull back on the handlebar. Pull the bar towards your core, towards the saddle. The limit on this is you will immediately start going...
09-20-21, 04:59 PM
Replies: 91
Views: 2,409
Posted By 63rickert

."...the component of gravity acting parallel to...

."...the component of gravity acting parallel to the slope.

Gravity operates in one direction. Down.

Divisible components of gravity?

What universe are you in?
09-20-21, 01:28 PM
Replies: 31
Views: 904
Posted By 63rickert

Ride a unicycle. Guaranteed no hand problems. ...

Ride a unicycle. Guaranteed no hand problems.

In a similar vein, pull on the handlebars. Parking weight on the ‘bar will always cause problems. If you must rest weight on hands change hand...
09-18-21, 02:54 PM
Replies: 91
Views: 2,409
Posted By 63rickert

2 seconds is quite long enough that an assistant...

2 seconds is quite long enough that an assistant with a stopwatch will not be required. Go test your hypothesis. Find a 15% grade, get up to a speed of 7mph, coast, see how long you keep moving. It...
09-18-21, 01:57 PM
Replies: 19
Views: 637
Posted By 63rickert

No bike should feel unstable. Don’t ride an...

No bike should feel unstable. Don’t ride an unstable bike.

cyclic Eric above hits on one possible problem. And a common one. Other likely issues would be a bad headset (loose or tight, notchy or...
09-16-21, 02:59 AM
Replies: 91
Views: 2,409
Posted By 63rickert

Does 32 feet per second per second sound...

Does 32 feet per second per second sound Newtonian? Does any here have the faintest idea how to apply that? It is third grade arithmetic if you can structure the problem reasonably. Just a little...
09-15-21, 07:15 AM
Replies: 91
Views: 2,409
Posted By 63rickert

To have a tidy theory pretend that riders have a...

To have a tidy theory pretend that riders have a constant power output.

Then pretend that gravity is not a constant. Gravity takes little vacations during low power/no power portions of the pedal...
09-14-21, 11:34 PM
Replies: 91
Views: 2,409
Posted By 63rickert

Interesting. A bike rider in contact with...

Interesting. A bike rider in contact with reality.

A concept. Top dead center. Bottom dead center. Now how does a reciprocating engine with no flywheel and all manner of linkages attempting to...
09-14-21, 07:26 AM
Replies: 91
Views: 2,409
Posted By 63rickert

A cyclist is not an electric motor with a...

A cyclist is not an electric motor with a constant supply of current. A cyclist is a reciprocating engine with no significant flywheel. Now redo your force and mass calculations to include that.
09-14-21, 06:49 AM
Replies: 91
Views: 2,409
Posted By 63rickert

The bike does not climb. The rider climbs. The...

The bike does not climb. The rider climbs. The rider climbs with a bike. The bike is not an independent actor with some ability to climb. The bike is an object.

Gravity is a constant. Pedaling...
09-11-21, 02:54 PM
Replies: 13
Views: 389
Posted By 63rickert

Yellow Jersey as mentioned above by jamesdak is...

Yellow Jersey as mentioned above by jamesdak is very good. I should have thought of that myself. Don’t know if they have any on hand, this would barely count as unusual for them.

A somewhat...
09-08-21, 03:20 PM
Replies: 13
Views: 389
Posted By 63rickert

eBay.it has them. You will have choices. Search...

eBay.it has them. You will have choices. Search on ‘cerchi 520 tubolari’.

Incidentally the 24” tubular size is American. Standard created by John Palmer with his friend B.F. Goodrich in 1892. Most...
09-07-21, 03:57 PM
Replies: 203
Views: 6,404
Posted By 63rickert

Green Bay Trail operates on Calvinball rules. I...

Green Bay Trail operates on Calvinball rules. I have been hit there. My wife has been hit twice. Populated by superior North Shore types who never say they are sorry. It is never their fault. We...
09-05-21, 06:30 AM
Replies: 44
Views: 1,507
Posted By 63rickert

Stop carrying weight on perineum. Put your weight...

Stop carrying weight on perineum. Put your weight on the pedals.

Go for a ride with no saddle. Main problem with that is saddle is part of steering. So be careful. Just getting down the road with...
09-04-21, 05:23 PM
Replies: 204
Views: 5,774
Posted By 63rickert

A serious cyclist will have a soigneur who takes...

A serious cyclist will have a soigneur who takes care of these things even before the cyclist thinks of them. If one is a humble domestique or gregario and lacks a personal soigneur, speak to your...
09-02-21, 12:48 PM
Replies: 63
Views: 2,435
Posted By 63rickert

You like Seven, stick with Seven. Tell Rob what...

You like Seven, stick with Seven. Tell Rob what you want. Let him choose steel again, or Ti, or Ti plus carbon. I don’t even like Sevens but you do, why argue with success? Rob Vandermarks strongest...
08-28-21, 04:28 PM
Replies: 73
Views: 1,992
Posted By 63rickert

Primary problem you will have with an 80s bike is...

Primary problem you will have with an 80s bike is there are relatively few who know much about them. I can assure you that 40 years ago people rode in comfort and with safety. If you are surrounded...
08-24-21, 02:22 PM
Replies: 231
Views: 6,785
Posted By 63rickert

400 watts? Record would have been reset many many...

400 watts? Record would have been reset many many times. By most anyone.

Widely reported at the time to be Reynolds. The lightweight set that had been around for already a long time then. Reported...
08-24-21, 12:06 PM
Replies: 231
Views: 6,785
Posted By 63rickert

Merckx did first kilo in 1:12. Try doing that,...

Merckx did first kilo in 1:12. Try doing that, then tell me about steady state riding. Would also note here that for the way he was trained and the way racers rode back then Merckx was massively...
08-24-21, 11:55 AM
Replies: 231
Views: 6,785
Posted By 63rickert

OK. With flattish rims and full spoke count. I...

OK. With flattish rims and full spoke count. I did not know that and I thank you.
08-24-21, 09:08 AM
Replies: 231
Views: 6,785
Posted By 63rickert

In original post there is an assertion that...

In original post there is an assertion that stiffness does not matter for the racks mounted on a bike. Because if they weren’t stiff enough they would break. Umm, racks do break, they break all the...
08-21-21, 03:19 PM
Replies: 28
Views: 1,247
Posted By 63rickert

Union pedals. Old ones from Germany. Or maybe it...

Union pedals. Old ones from Germany. Or maybe it was West Germany. Old but still in stock here and there. As used on millions of Schwinns.

Even better is the K-W pedal from India. A fair copy of...
08-19-21, 04:25 PM
Replies: 30
Views: 1,309
Posted By 63rickert

OP is riding a BF NWT. That is a Bike Friday New...

OP is riding a BF NWT. That is a Bike Friday New World Tourist. It is a bike.It is a capable and versatile bike. Bike Friday has sold well for lots of years. Many happy customers. But they are...
08-16-21, 02:02 PM
Replies: 18
Views: 629
Posted By 63rickert

25x1 die is a normal die. I have no idea what...

25x1 die is a normal die. I have no idea what they are used for besides French steerers. Do a search and see how many vendors stock them. Normal. Common.

Pretty much every bike shop I ever...
08-12-21, 11:44 AM
Replies: 18
Views: 629
Posted By 63rickert

Good point. Ive seen it done both ways and those...

Good point. Ive seen it done both ways and those who keep it straight without a pilot have some skill. Simplest way to get it done accurate w/o the pilot would be to extend the existing threads....
08-12-21, 05:00 AM
Replies: 18
Views: 629
Posted By 63rickert

OP has done the only difficult part of this job....

OP has done the only difficult part of this job. He found a suitable fork. The rest is completely straightforward. 25x1 is not an unusual die size. Quick search says they are $15-$60.

There is is...
Showing results 1 to 50 of 1000
 


 
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