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Search: Posts Made By: Duragrouch
Showing results 1 to 50 of 1000
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Forum: Folding Bikes
05-22-24, 04:36 AM
Replies: 3
Views: 117
Posted By Duragrouch

Brompton appears to be a cool bike. I'd like one...

Brompton appears to be a cool bike. I'd like one for occsional travel. But they are committing one of the Seven Deadly Business Sins, the Sin of Premium Pricing, for a fully-developed, fully-tooled,...
Forum: Bicycle Mechanics
05-22-24, 03:41 AM
Replies: 6
Views: 89
Posted By Duragrouch

A piece of bike inner tube of the correct size...

A piece of bike inner tube of the correct size should fit over both the seat post and top of seat tube. Experiment with sizes. I never toss old tubes, great for tons of things. Better than tape...
Forum: General Cycling Discussion
05-22-24, 03:19 AM
Replies: 50
Views: 1,820
Posted By Duragrouch

It works, reduces hinge flex and wear. There's...

It works, reduces hinge flex and wear. There's nothing else they could have done that improved frame bending strength so much, was so light, was so cheap, and didn't impede folding. "Lighter than...
Forum: General Cycling Discussion
05-22-24, 02:54 AM
Replies: 47
Views: 1,364
Posted By Duragrouch

I bought tons of stuff in between those purchases...

I bought tons of stuff in between those purchases which were cheap, but all fine. Favorite was a heavy cotton canvas riggers bag for $10, that I gave the waxed cotton treatment, still use a dozen...
Forum: Bicycle Mechanics
05-22-24, 02:44 AM
Replies: 22
Views: 892
Posted By Duragrouch

Encouraging, and good to know, thanks!

Encouraging, and good to know, thanks!
Forum: Touring
05-22-24, 02:40 AM
Replies: 176
Views: 10,811
Posted By Duragrouch

I agree. The point I was trying to make was...

I agree. The point I was trying to make was independent of bike storage availability in baggage car; If the train has, it's there with you at a small stop. But from a labor standpoint, I think you...
Forum: Road Cycling
05-22-24, 02:29 AM
Replies: 40
Views: 881
Posted By Duragrouch

Maybe just me, but his aero bars look at 4...

Maybe just me, but his aero bars look at 4 o'clock, his wheel is at 12 or 6, and I think his centerstand dropped might have something to do with the bike pitching forward like that. Front tire looks...
Forum: Road Cycling
05-22-24, 02:16 AM
Replies: 40
Views: 881
Posted By Duragrouch

Everyone seems to want unpadded palms. I want...

Everyone seems to want unpadded palms. I want padded and thick, nerve pain pushed me to recumbent but in this hilly region I'm back on a conventional bike with aero bars. Padded gloves had been hard...
Forum: Advocacy & Safety
05-22-24, 12:11 AM
Replies: 32
Views: 802
Posted By Duragrouch

Thank you! I knew in my mind it was peripherally...

Thank you! I knew in my mind it was peripherally related conceptually, I just could not remember the term. I ran across it on wiki one day some years ago.
Forum: Folding Bikes
05-21-24, 11:11 PM
Replies: 17
Views: 442
Posted By Duragrouch

I definitely get what you're saying. The...

I definitely get what you're saying. The forward-curved-banana handlepost on a Brompton, helps the fold, because it folds down to the outside (with curve concave inward). That would need to be looked...
Forum: Bicycle Mechanics
05-21-24, 10:43 PM
Replies: 12
Views: 332
Posted By Duragrouch

I have a microshift 3x9 front derailleur, shifts...

I have a microshift 3x9 front derailleur, shifts great, but the spring is way too stiff for me, unable to use with gripshift. Trigger shifter is better but still high force. With downtube shifters it...
Forum: Bicycle Mechanics
05-21-24, 10:30 PM
Replies: 20
Views: 322
Posted By Duragrouch

" ... a mistake, or DID HE DO IT TO US ON...

" ... a mistake, or DID HE DO IT TO US ON PURPOSE?" - Jack Nicholson, The Witches of Eastwick (1987)
Forum: Advocacy & Safety
05-21-24, 10:04 PM
Replies: 32
Views: 802
Posted By Duragrouch

I don't think practically applicable in this...

I don't think practically applicable in this case, but it's bugging me, not being able to think of it; What is the term for a staircase or ladder or other, used in the UK typically, for humans to...
Forum: General Cycling Discussion
05-21-24, 09:53 PM
Replies: 39
Views: 933
Posted By Duragrouch

A few gearing points in general, if not already...

A few gearing points in general, if not already known by the OP:

1 tooth difference on the (small) high cog, means much greater difference in percentage than 1 tooth at the large (low) cogs. This...
Forum: Touring
05-21-24, 06:23 PM
Replies: 176
Views: 10,811
Posted By Duragrouch

(above, luggage car racks) Wow, that looks like a...

(above, luggage car racks) Wow, that looks like a really great *system*, easily changed between bike or luggage space.

From what I've heard and read, getting bikes on and off the luggage car,...
Forum: Folding Bikes
05-21-24, 06:07 PM
Replies: 17
Views: 442
Posted By Duragrouch

Under desk at work for occasional rides: Most...

Under desk at work for occasional rides: Most Bike Fridays would be a poor choice for this, in fact the worst, unless you are talking about the Tikit/Pakit series, which fold and unfold fast and...
Forum: Folding Bikes
05-21-24, 03:32 AM
Replies: 155
Views: 11,518
Posted By Duragrouch

By saying I'm wrong, you've proven me correct....

By saying I'm wrong, you've proven me correct. And I don't mean about bikes....
Forum: General Cycling Discussion
05-21-24, 02:08 AM
Replies: 47
Views: 1,364
Posted By Duragrouch

Geared torque-multiplier for lug nuts and such,...

Geared torque-multiplier for lug nuts and such, broke first time I tried it, looked like die-cast pot metal, brought back to Harbor Freight. Same for 1/2" female to 3/8" male square drive socket...
Forum: Advocacy & Safety
05-21-24, 01:54 AM
Replies: 32
Views: 802
Posted By Duragrouch

When I was young, older teen kids would run over...

When I was young, older teen kids would run over peoples' mailboxes out at the road for fun. My dad got tired of it. He sunk a piece of solid steel, I think about 1-1/2" x 3" section, a few feet deep...
Forum: Introductions
05-21-24, 01:14 AM
Replies: 4
Views: 137
Posted By Duragrouch

Welcome to the forums. Introductions is for...

Welcome to the forums.

Introductions is for mostly telling about you.

This is more tech-oriented. I can see you later posted on this same subject in General Cycling Discussion, which has more...
Forum: Road Cycling
05-21-24, 12:52 AM
Replies: 40
Views: 881
Posted By Duragrouch

I quit when I couldn't get them with decent...

I quit when I couldn't get them with decent padding. I used to run Grab-Ons foam and well padded gloves. Can't find the latter, and can't fit Grab-Ons with GripShifts and oversize bar ends. Currently...
Forum: Bicycle Mechanics
05-21-24, 12:28 AM
Replies: 9
Views: 246
Posted By Duragrouch

Your reasons for "upgrading" would be helpful to...

Your reasons for "upgrading" would be helpful to know, and yes, it is perfectly acceptable to say the new systems look cool to you, or you want simplicity of shifts of 1X.

But purely on utility,...
Forum: Folding Bikes
05-21-24, 12:06 AM
Replies: 17
Views: 442
Posted By Duragrouch

(OP) All good points above; Crimson is a longtime...

(OP) All good points above; Crimson is a longtime folder contributor.

I would also add:
- Telescoping handlepost/riser (the long verticle part between the head tube and handlbars, not a...
Forum: Folding Bikes
05-20-24, 11:36 PM
Replies: 17
Views: 442
Posted By Duragrouch

Zizzo Liberte is not bad from what others have...

Zizzo Liberte is not bad from what others have said, far above what used to be a budget bike.

I have what used to be a low-range folder, a Dahon Speed, and have modded significantly, not in size...
Forum: General Cycling Discussion
05-20-24, 10:19 PM
Replies: 109
Views: 4,597
Posted By Duragrouch

If not, they'll say he did it wrong. Clean three...

If not, they'll say he did it wrong. Clean three times in fresh solvent, then a final rinse in Smirnoff vodka and dry in direct sun, then melt the wax but don't get a drop of water in the wax or on...
Forum: General Cycling Discussion
05-20-24, 09:33 PM
Replies: 50
Views: 1,820
Posted By Duragrouch

(above) I did not know either! Thanks!

(above) I did not know either! Thanks!
Forum: General Cycling Discussion
05-20-24, 09:26 PM
Replies: 109
Views: 4,597
Posted By Duragrouch

Pivoting at the pins, it can be sticky around the...

Pivoting at the pins, it can be sticky around the derailleur pulleys for about 30 seconds after initial waxing, but that clears up really fast. Lateral flexibility is more dependent on outer plate...
Forum: Touring
05-20-24, 08:38 PM
Replies: 69
Views: 1,936
Posted By Duragrouch

From what I understand, California now doesn't...

From what I understand, California now doesn't sell disposable 1lb propane bottles, and that has drastically brought down the price of refillable 1lb'ers. $19 or 2 @ $17 each on amazon. Most places...
Forum: General Cycling Discussion
05-20-24, 08:05 PM
Replies: 39
Views: 933
Posted By Duragrouch

I only use 50:11 (406) on mild downgrades or with...

I only use 50:11 (406) on mild downgrades or with a tailwind, or really stoking on the aerobars on the flats; Very high cadence is more difficult for me when in the tuck on the aeros. It's important...
Forum: Bicycle Mechanics
05-20-24, 07:49 PM
Replies: 23
Views: 694
Posted By Duragrouch

Now don't be opening up a whole mess'o'potamia....

Now don't be opening up a whole mess'o'potamia. Who knows what will eNSUe.
Forum: General Cycling Discussion
05-20-24, 07:47 AM
Replies: 39
Views: 933
Posted By Duragrouch

Noddenough. 20x1.75 with 50:11 only gets me 85...

Noddenough. 20x1.75 with 50:11 only gets me 85 gear inches, which is bare minimum high end for me, just enough to pedal down mild grades, but it's enough. 34:30 gets me 21 inches, enough for now,...
Forum: General Cycling Discussion
05-20-24, 07:28 AM
Replies: 50
Views: 1,820
Posted By Duragrouch

That Halfway did look cool. But try to mount...

That Halfway did look cool. But try to mount front and rear racks on single-sided forks. A better view than you may have seen:...
Forum: General Cycling Discussion
05-20-24, 06:38 AM
Replies: 39
Views: 933
Posted By Duragrouch

Welp, I guess what I'm trying to say is, the...

Welp, I guess what I'm trying to say is, the newer setup you mention is better than the old. But if you haven't already bought parts, you should evaluate if that will get you everything you want,...
Forum: General Cycling Discussion
05-20-24, 02:29 AM
Replies: 39
Views: 933
Posted By Duragrouch

Like I said, the going down a tooth on the high...

Like I said, the going down a tooth on the high cog will make more of a difference in (higher) speed than dropping down a couple teeth on the high chainring. That said, do you need a higher high?...
Forum: Touring
05-20-24, 01:15 AM
Replies: 69
Views: 1,936
Posted By Duragrouch

Yeah my local hardware (famous place) used to...

Yeah my local hardware (famous place) used to carry gallons of coleman fuel, and then not when the price went way up. Never once saw cartridges there, but then they were 2 miles from REI's flagship...
Forum: Framebuilders
05-20-24, 12:55 AM
Replies: 50
Views: 2,126
Posted By Duragrouch

Used to be, lots of bikes (nearly all) were...

Used to be, lots of bikes (nearly all) were designed by non-engineers, who had no access to advanced design tools. Even the big makers didn't have the horsepower to solid model a frame and do FEA in...
Forum: General Cycling Discussion
05-20-24, 12:29 AM
Replies: 39
Views: 933
Posted By Duragrouch

The new wider cassette, gains you more gear...

The new wider cassette, gains you more gear range, than the slightly more narrow triple, loses range. And with 16T max drop on most front derailleurs now, you can go wider still, or go 11-36T and get...
Forum: Framebuilders
05-20-24, 12:08 AM
Replies: 50
Views: 2,126
Posted By Duragrouch

Fair enough. Perhaps I got too far into the...

Fair enough. Perhaps I got too far into the weeds. Apologies. I was only trying to explain what *does* change elastic stiffness, and no, welding process isn't one of those things, as others pointed...
Forum: Bicycle Mechanics
05-19-24, 11:41 PM
Replies: 20
Views: 322
Posted By Duragrouch

Completely understandable. Going forward, I...

Completely understandable.

Going forward, I cannot overemphasize the helpfulness of checklists, for travel especially. And once done for a given type of trip (or standard template), the big work...
Forum: Bicycle Mechanics
05-19-24, 08:02 PM
Replies: 20
Views: 322
Posted By Duragrouch

Sorry to hear that. The success of fit should be...

Sorry to hear that. The success of fit should be pretty straighforward; No binding, no more slack lateral* or in tension than other links, doesn't protrude above the other links when wrapped on a cog...
Forum: Indoor & Stationary Cycling Forum
05-19-24, 06:45 PM
Replies: 14
Views: 373
Posted By Duragrouch

There was a really good Radiolab some years ago...

There was a really good Radiolab some years ago about detecting the difference between true random data and contrived.
Forum: General Cycling Discussion
05-19-24, 06:43 PM
Replies: 47
Views: 1,364
Posted By Duragrouch

Sanford. I did not know that!

Sanford.



I did not know that!
Forum: General Cycling Discussion
05-19-24, 06:15 PM
Replies: 47
Views: 1,364
Posted By Duragrouch

Fun trivia: What was Redd Foxx's birth (real)...

Fun trivia: What was Redd Foxx's birth (real) name?
Forum: Framebuilders
05-19-24, 05:51 PM
Replies: 50
Views: 2,126
Posted By Duragrouch

Well, perhaps simpler in that loading on a bike...

Well, perhaps simpler in that loading on a bike frame is always well below the elastic limit, for long fatigue life. Springs are much simpler in shape, and useful for explaining very basic mechanics...
Forum: Framebuilders
05-19-24, 04:46 AM
Replies: 50
Views: 2,126
Posted By Duragrouch

Pure chrome is brittle. That doesn't mean steel...

Pure chrome is brittle. That doesn't mean steel with chrome content is brittle.

Chrome has a very strong affinity to bonding with carbon to form chromium carbides, which, unfortunately, often grow...
Forum: Framebuilders
05-19-24, 04:02 AM
Replies: 50
Views: 2,126
Posted By Duragrouch

Just a few thoughts, basic, do not address all...

Just a few thoughts, basic, do not address all things above.

A coil spring, in compression or tension (force direction in line with the coil axis), puts the spring wire in both bending and torsion...
Forum: General Cycling Discussion
05-19-24, 02:18 AM
Replies: 47
Views: 1,364
Posted By Duragrouch

LOL! I hadn't heard of them until seeing the...

LOL!

I hadn't heard of them until seeing the Mercier Nano on there, looked like sensational deal, then looked deeper for reviews, not terrible, but not quite up to typical bike standards these...
Forum: Bicycle Mechanics
05-19-24, 12:26 AM
Replies: 43
Views: 1,137
Posted By Duragrouch

Oh, yes. One set of tires I looked at, seemed...

Oh, yes. One set of tires I looked at, seemed fine, but then I pinched them, and could see the age of the rubber in fine cracks, I passed. And rubber can age well before that in terms of traction....
Forum: General Cycling Discussion
05-19-24, 12:12 AM
Replies: 47
Views: 1,364
Posted By Duragrouch

JB Weld is a known hold-my-beer-Bubba solution,...

JB Weld is a known hold-my-beer-Bubba solution, but in this case, it might actually work. It's an epoxy resin. It's black. It says ok to use on carbon. It's cheap. But I'd still try a dab on...
Forum: Bicycle Mechanics
05-18-24, 11:42 PM
Replies: 20
Views: 322
Posted By Duragrouch

AH, well, if you just mean the roller ID/pin OD...

AH, well, if you just mean the roller ID/pin OD as possible change, yeah. But outside roller diameter, yeah, that's a definite compatibility issue. Of course, I don't think they can patent a...
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