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Search: Posts Made By: cyccommute
Showing results 1 to 50 of 1000
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Forum: Touring
08-16-24, 04:13 AM
Replies: 21
Views: 901
Posted By cyccommute

Yes but computer people also use a capitol “K” to...

Yes but computer people also use a capitol “K” to mean 1000. Context.
Forum: Touring
08-15-24, 10:31 PM
Replies: 30
Views: 1,104
Posted By cyccommute

You certainly come up with the strangest things...

You certainly come up with the strangest things to be concerned about. How can air get into the tank? You aren’t opening the tank in anyway that could introduce air during the transfer. At no point...
Forum: Touring
08-15-24, 10:22 PM
Replies: 21
Views: 901
Posted By cyccommute

There’s a unit for kilometers. It has a “k” and...

There’s a unit for kilometers. It has a “k” and an “m”. Using just the “k” is just laziness especially considering that the “k” designation is for thousands. There’s a whole list of prefixes that...
Forum: Bicycle Mechanics
08-15-24, 06:34 PM
Replies: 41
Views: 1,852
Posted By cyccommute

Nothing in foods will touch PTFE. This material...

Nothing in foods will touch PTFE. This material is used in chemistry labs for the most severe conditions that exist because it is difficult to get it to react with anything. Hydrofluoric acid is...
Forum: Bicycle Mechanics
08-15-24, 05:49 PM
Replies: 96
Views: 4,244
Posted By cyccommute

Yes, I’ve seen those “tests” and I question their...

Yes, I’ve seen those “tests” and I question their validity and conclusions. To be fair, they seem to have realized that lab testing gives vastly different results from real world conditions, like up...
Forum: Bicycle Mechanics
08-15-24, 12:52 PM
Replies: 41
Views: 1,852
Posted By cyccommute

Polytetrafluoroethylene is not a know carcinogen...

Polytetrafluoroethylene is not a know carcinogen (https://www.cancercenter.com/community/blog/2021/09/does-teflon-cause-cancer). The compounds used to make it can be cancinogenic but the end product...
Forum: Bicycle Mechanics
08-15-24, 12:42 PM
Replies: 41
Views: 1,852
Posted By cyccommute

Huh? Polytetrafluoroethylene is “Teflon polymer”...

Huh? Polytetrafluoroethylene is “Teflon polymer” or PTFE. Tetrafluoroethylene is used in the manufacture of polytetrafluoroethylene. There isn’t any tetrafluroethlyene in the spray because it is...
Forum: Touring
08-15-24, 11:34 AM
Replies: 30
Views: 1,104
Posted By cyccommute

Yes, I’m aware of thermal expansion. I’m also...

Yes, I’m aware of thermal expansion. I’m also aware of the volume and weight of liquified gases as well as the concept of equilibrium. The FlipFuel device is just a valve. It has no ability to...
Forum: Bicycle Mechanics
08-15-24, 11:23 AM
Replies: 96
Views: 4,244
Posted By cyccommute

That example may be a bit over the top in terms...

That example may be a bit over the top in terms of filth but it isn’t that different from the vast majority of bicycle drivetrains I’ve put my hands on…and come away with hands that are difficult to...
Forum: Touring
08-15-24, 08:36 AM
Replies: 30
Views: 1,104
Posted By cyccommute

I’m assuming that people can read instructions....

I’m assuming that people can read instructions. But from the standpoint of using the FlipFuel as it is intended, the chances of overfilling a canister are very small. If someone were trying to fill...
Forum: Touring
08-15-24, 08:17 AM
Replies: 21
Views: 901
Posted By cyccommute

I don’t have any kind of arbitrary number of...

I don’t have any kind of arbitrary number of miles before I relubricate. It’s certainly not the 100 mile (160 km) that Clean Ride suggests. I’m actually measuring the frequency and mileage between...
Forum: Bicycle Mechanics
08-15-24, 07:58 AM
Replies: 96
Views: 4,244
Posted By cyccommute

Tell me again how clean oil is. ...

Tell me again how clean oil is.
https://cimg5.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1504/img_4906_13604bc45391cfd904c11e13adc2030b2bcc6223.jpeg...
Forum: Bicycle Mechanics
08-15-24, 06:26 AM
Replies: 41
Views: 1,852
Posted By cyccommute

While I mostly agree, there are times when a...

While I mostly agree, there are times when a cable can get corroded and a little bit of grease on the cable can be used on the cable as a stopgap measure to allow freer movement until the cable can...
Forum: Bicycle Mechanics
08-15-24, 06:09 AM
Replies: 96
Views: 4,244
Posted By cyccommute

The thickness or thinness of an oil used for...

The thickness or thinness of an oil used for bicycle chains means little. The use of “wear additives” means little. Hell, I’m not sure that the use of any lubrication means much. Bicycle chains see...
Forum: Touring
08-14-24, 07:10 PM
Replies: 21
Views: 901
Posted By cyccommute

Um, “k” means 1000. 400K is 400,000 units of...

Um, “k” means 1000. 400K is 400,000 units of measure (miles or kilometers) while 1000K is a million units of measure.

That said and assuming you meant kilometers, that mileage…400km to 1000km…is...
Forum: Touring
08-14-24, 06:54 PM
Replies: 30
Views: 1,104
Posted By cyccommute

Wait…What!!? Didn’t you say…checking notes…”For...

Wait…What!!? Didn’t you say…checking notes…”For that reason, I do not suggest to someone to just buy that gizmo and experiment.”. How did you come up with your method of fuel transfer if you didn’t...
Forum: General Cycling Discussion
08-14-24, 09:22 AM
Replies: 47
Views: 2,168
Posted By cyccommute

Yes, however, you need to take diffusion of the...

Yes, however, you need to take diffusion of the air out of the tires into account for bicycle tires. Bicycle tires tend to have higher diffusion losses compared to car tires due to the size of the...
Forum: General Cycling Discussion
08-14-24, 09:19 AM
Replies: 47
Views: 2,168
Posted By cyccommute

Really no need to add atmospheric pressure to the...

Really no need to add atmospheric pressure to the gauge pressure. The relative pressure remains the same because the atmospheric pressure remains constant(ish). And, yes, use Kelvins for the...
Forum: Touring
08-14-24, 06:53 AM
Replies: 30
Views: 1,104
Posted By cyccommute

Since the FlipFuel works by a fairly small...

Since the FlipFuel works by a fairly small temperature differential, the likelihood of overfilling a canister is extremely small. It’s not a mechanical pump and it depends on the canisters reaching...
Forum: Touring
08-13-24, 03:17 PM
Replies: 9
Views: 745
Posted By cyccommute

The frame on the Stinson might be a little to...

The frame on the Stinson might be a little to flexible for loaded touring. The straighter tubes of the Kentfield would provide a frame that is a bit stiffer with regard to carrying a load. The...
Forum: Touring
08-13-24, 03:10 PM
Replies: 30
Views: 1,104
Posted By cyccommute

Get a FlipFuel (https://www.flipfuel.co/). It’s...

Get a FlipFuel (https://www.flipfuel.co/). It’s a device that allow you to transfer fuel form one canister to another. I have one and found it to work very well.
Forum: Classic & Vintage
08-13-24, 08:51 AM
Replies: 27
Views: 1,115
Posted By cyccommute

Another save from the scrap yard. It’s a Surre...

Another save from the scrap yard. It’s a Surre (the QBP of the 50s and 60s) truing stand. It’s missing one of the gauging arms but it still works well as a truing stand. It resides in my...
Forum: Classic & Vintage
08-12-24, 05:31 PM
Replies: 27
Views: 1,115
Posted By cyccommute

I have a Vise-Cycle clamp that I rigged up to use...

I have a Vise-Cycle clamp that I rigged up to use for my outdoor stand with a 2x4 clamp that I can slide up and down the post of my garage roof. I haven’t been able to find anything on the clamp or...
Forum: Touring
08-11-24, 09:30 AM
Replies: 48
Views: 3,603
Posted By cyccommute

Read this...

Read this (https://wheelfanatyk.com/blogs/blog/crack-the-code?_pos=1&_psq=crack%20the%20code&_ss=e&_v=1.0) before going to 40 spokes. I’ve been running 36 spoke wheels with triple butted spokes for...
Forum: Classic & Vintage
08-11-24, 09:19 AM
Replies: 13
Views: 839
Posted By cyccommute

This type of suspension was developed by Kent...

This type of suspension was developed by Kent Erickson in 1986. He called it “Why Be Beat” and it has been available on Moots bicycles since then. It does depend on the flexibility of the...
Forum: General Cycling Discussion
08-09-24, 05:27 PM
Replies: 100
Views: 4,003
Posted By cyccommute

That doesn’t return what you seem to think it...

That doesn’t return what you seem to think it does. In the first 6 pages (that’s all the further I went), I got a handful of people making the same arguments for and against here and a bucket full...
Forum: General Cycling Discussion
08-09-24, 05:09 PM
Replies: 100
Views: 4,003
Posted By cyccommute

No, I’m not. I don’t care one way or the other...

No, I’m not. I don’t care one way or the other if someone uses a valve cap or not. I care when those valve cap naysayers (or rivet counter) tells someone else that using valve caps is against...
Forum: General Cycling Discussion
08-09-24, 10:35 AM
Replies: 100
Views: 4,003
Posted By cyccommute

Or they decide that the rivet counters are just...

Or they decide that the rivet counters are just sucking joy out of the hobby, interest, sport, whatever with all the rivet counting and do exactly the opposite…just to spite the rivet counters,...
Forum: General Cycling Discussion
08-09-24, 10:27 AM
Replies: 100
Views: 4,003
Posted By cyccommute

Saying that someone is violating “historical...

Saying that someone is violating “historical social rules” (that don’t exist) because they don’t do something the way you do is a cry for help and suggests that the person making the complaint isn’t...
Forum: General Cycling Discussion
08-09-24, 08:47 AM
Replies: 100
Views: 4,003
Posted By cyccommute

And as I stated, it has never come up in any club...

And as I stated, it has never come up in any club ride I’ve participated in. Nor, for that matter, even just a ride with other people. Someone taking the time to notice if the bike has valve caps or...
Forum: General Cycling Discussion
08-09-24, 08:37 AM
Replies: 47
Views: 2,168
Posted By cyccommute

It’s actually fairly easy to understand. The...

It’s actually fairly easy to understand. The ideal gas law is just an extension of four laws that describe how temperature, pressure, mass, and volume interact. All three assume the same amount of...
Forum: General Cycling Discussion
08-09-24, 07:59 AM
Replies: 100
Views: 4,003
Posted By cyccommute

I cycled for most of a decade before I joined a...

I cycled for most of a decade before I joined a club. When I did join a club, I ended up as a ride leader, a ride organizer (responsible for getting volunteers for specific weekends), the person...
Forum: General Cycling Discussion
08-08-24, 10:34 PM
Replies: 100
Views: 4,003
Posted By cyccommute

Is making a list of at least 11 things that says...

Is making a list of at least 11 things that says “this is how I know that you don’t ride”, number 12 on the list or number one? I don’t know because I don’t make lists that judge other people.
Forum: Touring
08-08-24, 10:28 PM
Replies: 18
Views: 1,045
Posted By cyccommute

Yes, inflation is real but that “$60 headset”...

Yes, inflation is real but that “$60 headset” used to be a $30 headset and, if I were to buy a headset used, I wouldn’t buy one of those. Chris King headsets can be found for around the same price as...
Forum: General Cycling Discussion
08-08-24, 10:11 PM
Replies: 47
Views: 2,168
Posted By cyccommute

So how do you isolate a 1 to 2 psi difference in...

So how do you isolate a 1 to 2 psi difference in tire pressure from the near infinite other variables involved in the way the tires interact with the environment to argue that there is a significant...
Forum: General Cycling Discussion
08-07-24, 06:22 PM
Replies: 47
Views: 2,168
Posted By cyccommute

Wrong law. Or, rather, too complicated. There is...

Wrong law. Or, rather, too complicated. There is no change in volume on a set of tires so that drops out. The amount of air is constant so the number of moles drops out. The gas constant is the same...
Forum: General Cycling Discussion
08-07-24, 05:57 PM
Replies: 9
Views: 657
Posted By cyccommute

Is it this one? I’ve never used one but have a...

Is it this one? I’ve never used one but have a NIS box one.
https://cimg2.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1504/img_3337_133497b62526464a263af22f60c6e2547f75ce10.jpeg

Here’s the back...
Forum: Classic & Vintage
08-07-24, 08:51 AM
Replies: 118
Views: 18,315
Posted By cyccommute

Although it doesn’t show the mirror very well, I...

Although it doesn’t show the mirror very well, I have switched over to the EVT mirror. (https://www.efficientvelo.com/tools/safe-zone-helmet-mirror-1) It’s pricey but it has a very large mirror and...
Forum: Touring
08-04-24, 09:20 AM
Replies: 48
Views: 3,603
Posted By cyccommute

There’s a Chinese proverb (probably) that says...

There’s a Chinese proverb (probably) that says the best time to plant a tree was 15 years ago. The second best time is now. It would have been best if you started building wheels 15 years ago. But...
Forum: Touring
08-04-24, 09:01 AM
Replies: 18
Views: 1,045
Posted By cyccommute

Just to be clear, I didn’t pay $200 for my...

Just to be clear, I didn’t pay $200 for my headsets. I don’t think I paid $100 for any of them. I have them on just about every bike in my garage which is north of 20 bikes now. Most of them are at...
Forum: General Cycling Discussion
08-04-24, 08:55 AM
Replies: 43
Views: 2,260
Posted By cyccommute

Although I haven’t tried it, there are DIY...

Although I haven’t tried it, there are DIY instructions out there that suggest using regular Dawn with isopropyl alcohol in it. Don’t know if it will work. The Power Wash liquid is much more fluid...
Forum: General Cycling Discussion
08-03-24, 07:42 AM
Replies: 43
Views: 2,260
Posted By cyccommute

I do a lot…a lot…of bike washing. Not my bikes...

I do a lot…a lot…of bike washing. Not my bikes which hardly ever need it because I use wax based chain lube but the bikes at the co-op before they are refurbished. I discovered Dawn Power Wash at...
Forum: Touring
08-02-24, 10:46 PM
Replies: 18
Views: 1,045
Posted By cyccommute

Chris King and Paul, thank you very much. But to...

Chris King and Paul, thank you very much. But to be fair, the headsets are both much more than 15 years old. The orange one used to be a whole lot brighter.
Forum: Classic & Vintage
08-02-24, 10:34 PM
Replies: 69
Views: 2,914
Posted By cyccommute

Because a mountain bike is not a road bike and...

Because a mountain bike is not a road bike and vice versa. Also because of the way that mountain bikes are sized which is roughly 4” smaller in the seat tube than a road bike but as long or longer as...
Forum: Bicycle Mechanics
08-02-24, 07:41 AM
Replies: 8
Views: 406
Posted By cyccommute

It’s a width vs height measure. For some really...

It’s a width vs height measure. For some really odd reason, ERTRO lists the 37mm and 35mm wide tire that way. Manufacturers have completely cocked up the tire sizing system for those two sizes...
Forum: Classic & Vintage
08-01-24, 10:32 PM
Replies: 69
Views: 2,914
Posted By cyccommute

The geometry on small bikes is better than it was...

The geometry on small bikes is better than it was pre-2000 (about) even when using 700C wheels. The 26” wheels do lower the standover height a bit more than when using the 700C wheels which for...
Forum: Classic & Vintage
08-01-24, 10:28 PM
Replies: 69
Views: 2,914
Posted By cyccommute

My wife has tried a Terry Symmetry and it wasn’t...

My wife has tried a Terry Symmetry and it wasn’t the goofy looks that was the problem. The bike fit her better than anything she had tried before but she said the small wheel felt “squirrelly”. The...
Forum: Classic & Vintage
08-01-24, 10:11 PM
Replies: 69
Views: 2,914
Posted By cyccommute

Again, a 44cm (17”) mountain bike is too tall for...

Again, a 44cm (17”) mountain bike is too tall for someone 5’2” or less. It’s too big for someone 5’4” which is how tall my daughter is and she rides a 15” mountain bike and a 49cm road bike. My wife...
Forum: Classic & Vintage
08-01-24, 02:10 PM
Replies: 69
Views: 2,914
Posted By cyccommute

I’m not sure why the Trek catalog from 1984 only...

I’m not sure why the Trek catalog from 1984 only lists geometries for 22” models of mountain bike and touring bike but that’s all I can find on Vintage Trek...
Forum: Classic & Vintage
07-31-24, 09:54 PM
Replies: 69
Views: 2,914
Posted By cyccommute

No, they did not. Even the earliest mountain...

No, they did not. Even the earliest mountain bikes were sized and sold 3” to 4” smaller than a road frame. For example, I bought a new Miyata 610 in 1983 and a new Miyata Ridge Runner in 1984. I...
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