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Search: Posts Made By: HTupolev
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Forum: Road Cycling
09-16-19, 01:59 PM
Replies: 27
Views: 516
Posted By HTupolev

Hmm, I'm not sure what specific bicycle my...

Hmm, I'm not sure what specific bicycle my all-round fast road bike is. The bike I've used the most in such a capacity is probably my '79 Fuji America, and the rims on that are 14mm deep. My Emonda...
09-15-19, 11:15 PM
Replies: 17
Views: 751
Posted By HTupolev

Haven't ridden it yet, but it's probably...

Haven't ridden it yet, but it's probably rideable, more or less.

I did the worst cloth wrap ever, but whatever.

https://i.imgur.com/FFv9kf3.jpg

https://i.imgur.com/GYj879H.jpg
...
09-13-19, 02:58 PM
Replies: 79
Views: 3,196
Posted By HTupolev

It's still going to depend on what specific...

It's still going to depend on what specific cassette we're talking about.

And potentially on the other chainring as well.

And the use case of the particular bike.
09-12-19, 11:47 PM
Replies: 34
Views: 972
Posted By HTupolev

Re-read the Brandt paragraph you quoted. He's...

Re-read the Brandt paragraph you quoted. He's claiming that mountain bikes are less prone to the issue because they're not doing long straight downhill runs.
09-12-19, 12:06 AM
Replies: 1,178
Views: 162,919
Posted By HTupolev

https://i.imgur.com/zLmU4Fk.jpg

https://i.imgur.com/zLmU4Fk.jpg
09-11-19, 11:16 PM
Replies: 16
Views: 628
Posted By HTupolev

Take refuge in audacity and go in the opposite...

Take refuge in audacity and go in the opposite direction. I ride vintage bikes while wearing a Bontrager Ballista helmet all the time.

https://i.imgur.com/24Ru4VJ.jpg
09-11-19, 11:12 PM
Replies: 17
Views: 751
Posted By HTupolev

A bit of an update. BB is back together and...

A bit of an update.

BB is back together and adjusted about as well as it's going to be. The races are smooth-ish but have some extreme lopsided-shaped wear, so... well, I'll worry about the...
09-11-19, 11:03 PM
Replies: 79
Views: 3,196
Posted By HTupolev

Whatever works for the bike and rider and use...

Whatever works for the bike and rider and use case.

53T is the most majestic chainring size, but not always the best.
09-11-19, 08:12 PM
Replies: 41
Views: 1,823
Posted By HTupolev

"Slowest" does not mean cheapest. For example, in...

"Slowest" does not mean cheapest. For example, in the FrictionFacts bottom bracket testing, the super-slow BB was a beefy roller-bearing design. My point is, you don't have to pay out big bucks to...
09-10-19, 08:07 PM
Replies: 41
Views: 1,823
Posted By HTupolev

Actually, no. The reason I questioned his figure...

Actually, no. The reason I questioned his figure is that it's much larger than what you tend to hear from bottom bracket salespeople.
09-10-19, 07:35 PM
Replies: 41
Views: 1,823
Posted By HTupolev

What you typed was clear, what's unclear is where...

What you typed was clear, what's unclear is where the 3-4 watts claim comes from and what its context is.
09-10-19, 06:16 PM
Replies: 41
Views: 1,823
Posted By HTupolev

What? Not a useful way of approaching the...

What?


Not a useful way of approaching the issue. A common theme with friction tests is that there'll be a few items that perform extremely badly on the slow end, but most things will be...
09-10-19, 11:51 AM
Replies: 15
Views: 553
Posted By HTupolev

I suspect they're doing it to achieve a high...

I suspect they're doing it to achieve a high strength:weight ratio at their price point. The rims are probably extruded with a thick rounded section at the bottom that's strong enough to withstand...
09-09-19, 12:53 PM
Replies: 21
Views: 428
Posted By HTupolev

Depends on the gravel. Well-groomed hardpack,...

Depends on the gravel. Well-groomed hardpack, sure. But the sky is the limit for roughness. For many the forest double-track riding out here, I'd call 28s extremely narrow; none of my friends are...
09-09-19, 11:22 AM
Replies: 23
Views: 447
Posted By HTupolev

I do most of my downtube shifts with my right...

I do most of my downtube shifts with my right hand regardless of which shifter I'm shifting or whether I'm shifting them both similtaneously.

Unless the shifter on one side isn't well-accessible...
09-08-19, 11:05 AM
Replies: 49
Views: 3,366
Posted By HTupolev

Huh? My post was basically saying that...

Huh?

My post was basically saying that square taper is fine, and you're unlikely to run into issues unless you do something silly with it

...Most of my bikes have square-taper crank interfaces.
09-06-19, 05:59 PM
Replies: 366
Views: 19,653
Posted By HTupolev

What he's saying is that in the initial photo,...

What he's saying is that in the initial photo, he's got a secure grip on the hoods but poor leverage for braking. In the second photo, he's able to brake fairly powerfully but his grip isn't as nice...
09-05-19, 04:08 PM
Replies: 580
Views: 94,965
Posted By HTupolev

You need to up your beverage color game. The...

You need to up your beverage color game. The purple bike is going to be for those Riptide Rush days.

Frameset might land some time this month.
09-05-19, 01:32 PM
Replies: 580
Views: 94,965
Posted By HTupolev

You already have. The Stumpy matches Gatorade...

You already have. The Stumpy matches Gatorade Arctic Blitz.

https://i.imgur.com/foD1eDI.jpg
09-05-19, 12:18 PM
Replies: 366
Views: 19,653
Posted By HTupolev

There's a huge difference in how one-finger...

There's a huge difference in how one-finger braking interacts with the lever between the two positions.

[/color]
Almost every single time we bring someone out into the foothills for the first...
09-05-19, 11:15 AM
Replies: 580
Views: 94,965
Posted By HTupolev

I've never punctured my Rat Traps off pavement,...

I've never punctured my Rat Traps off pavement, including riding roads covered in thorns. Most debris in my area that's aggressive enough to poke through tread rubber is man-made, and human traffic...
09-05-19, 10:53 AM
Replies: 580
Views: 94,965
Posted By HTupolev

I don't have any plans to ditch the Stumpy. ...

I don't have any plans to ditch the Stumpy.

Imagine getting up one day, deciding that you want your beverage to taste like Gatorade Arctic Blitz, and then not having a bike to color-match the...
09-05-19, 10:36 AM
Replies: 366
Views: 19,653
Posted By HTupolev

One-finger braking is pretty standard practice in...

One-finger braking is pretty standard practice in MTB.

And as described before, if you're in the drops, that one finger is positioned to have as much leverage on the brakes a single finger can...
09-04-19, 08:46 PM
Replies: 6
Views: 426
Posted By HTupolev

Housing compression can make the brake response...

Housing compression can make the brake response spongier, and slightly reduce your power. It's not very noticeable if your brakes are super weak and spongy to begin with, but if you've got a setup...
09-04-19, 08:26 PM
Replies: 366
Views: 19,653
Posted By HTupolev

No they don't. Getting powerful braking on hoods...

No they don't. Getting powerful braking on hoods requires getting fingers low down the lever, and that means giving up the easy secure grip of index and middle fingers on the hood. Spoonrobot's...
09-04-19, 12:28 PM
Replies: 366
Views: 19,653
Posted By HTupolev

That hasn't been my experience, at least not for...

That hasn't been my experience, at least not for the ease of security and braking that I want when I'm fifteen minutes into a steep twisty mountainous double-track descent.


I actually find that...
09-04-19, 01:06 AM
Replies: 32
Views: 1,652
Posted By HTupolev

I can't imagine where a 7% speed difference would...

I can't imagine where a 7% speed difference would arise between a 25 and a 32, all other things being equal. To arise purely from aerodynamics would require a whopping 20% difference in CdA to the...
09-03-19, 11:41 PM
Replies: 13
Views: 699
Posted By HTupolev

When in doubt, more chainrings!

When in doubt, more chainrings!
09-03-19, 11:37 PM
Replies: 34
Views: 1,372
Posted By HTupolev

The Hurricane Ridge being available "only" in...

The Hurricane Ridge being available "only" in 42mm is a consequence of the weird Rene Herse naming scheme. In any other catalog, the 700x38 Steilacoom would be considered a narrower version of the...
09-03-19, 07:44 PM
Replies: 12
Views: 428
Posted By HTupolev

Yes, but that's got little to do with the degree...

Yes, but that's got little to do with the degree to which a given shifter location introduces annoyances. It just means it's what people did, either out of available technology or out of fashion.

...
09-03-19, 10:48 AM
Replies: 12
Views: 428
Posted By HTupolev

I know that. I'm not questioning whether it was...

I know that. I'm not questioning whether it was easy to sell, I'm questioning its actual impact on shift ergonomics.

[/COLOR]
We're certainly looking at it through different eyes. I started...
09-03-19, 12:48 AM
Replies: 49
Views: 2,776
Posted By HTupolev

Okay so, I figured I'd bump this to address this...

Okay so, I figured I'd bump this to address this issue. I just came into possession of my first-ever bike with a conical-expanding quill stem, so I understand the issue now. The expander cone is...
09-02-19, 10:12 PM
Replies: 12
Views: 428
Posted By HTupolev

I'm sort of surprised that people care much about...

I'm sort of surprised that people care much about indexing on non-integrated lever shifters. The right bar-end shifter on my gravel bike can index the rear gearing just fine, but I keep it in...
09-01-19, 08:18 PM
Replies: 32
Views: 1,652
Posted By HTupolev

That doesn't mean that the spokes are "moving...

That doesn't mean that the spokes are "moving faster", though. As a function of distance from the hub relative to total wheel radius, the speed is exactly the same. Or to put it another way, the...
09-01-19, 06:58 PM
Replies: 32
Views: 1,652
Posted By HTupolev

The spokes are not moving faster. They will be...

The spokes are not moving faster. They will be static at ground level and at 2x the bicycle speed at the top, regardless of wheel size.
08-30-19, 12:23 AM
Replies: 580
Views: 94,965
Posted By HTupolev

I just ordered a set of thru axles. And the...

I just ordered a set of thru axles. And the Gravel Stumpy does not use thru axles.

The bicycle that they are for does not yet exist. Or, at least, it has yet to reach its distributor. But I'll...
Forum: Road Cycling
08-29-19, 11:37 AM
Replies: 109
Views: 8,391
Posted By HTupolev

The steady 27mph efforts and surges to 30mph...

The steady 27mph efforts and surges to 30mph aren't using the 53T ring's capabilities hardly at all. 30mph isn't that much; even with a 42-tooth big ring on an itsy-bitsy super-sub-compact, you'd...
08-28-19, 03:47 PM
Replies: 15
Views: 359
Posted By HTupolev

Generally yes. The fixed cup is called "fixed"...

Generally yes. The fixed cup is called "fixed" because it doesn't have a mechanism for adjusting preload, not because it's supposed to be stuck to the frame.

...Just to make sure, you're...
Forum: Road Cycling
08-28-19, 03:28 PM
Replies: 31
Views: 1,657
Posted By HTupolev

Those bouncy steerers don't come cheap!

Those bouncy steerers don't come cheap!
08-28-19, 10:41 AM
Replies: 13
Views: 476
Posted By HTupolev

The housing and cable need to have low friction...

The housing and cable need to have low friction between each other.
Some housings come pre-greased on the inside. For housings that don't, it doesn't hurt to lightly lubricate the cable.
Tight...
08-27-19, 05:31 PM
Replies: 27
Views: 1,310
Posted By HTupolev

Evenness isn't all that important, but tightness...

Evenness isn't all that important, but tightness can be. There are two ways in which evenness is useful...

One, erratic unevenness can mean that some of the gears are "wasted" being needlessly...
Forum: Road Cycling
08-27-19, 04:13 PM
Replies: 109
Views: 8,391
Posted By HTupolev

The difference would be about 3-4rpm, not 10-20.

The difference would be about 3-4rpm, not 10-20.
08-27-19, 02:39 PM
Replies: 40
Views: 2,724
Posted By HTupolev

GKs are fairly durable for a tire that's as...

GKs are fairly durable for a tire that's as supple as they are. If you want to minimize cuts, you can go with something much beefier, but it will be harsher and slower as well. A few of my friends...
08-26-19, 11:38 PM
Replies: 18
Views: 642
Posted By HTupolev

How small of a q-factor do you need? (And do you...

How small of a q-factor do you need? (And do you need it to be symmetric, and do you have a threaded BB shell? It's easy to use trickery with 3-piece cranks to bring the NDS arm farther inboard than...
08-26-19, 09:05 PM
Replies: 40
Views: 2,724
Posted By HTupolev

The point is that they're not a rebrand of an...

The point is that they're not a rebrand of an existing Panaracer-brand tire. Saying they're "rebranded Panaracers" doesn't say much in terms of whether or not other Panaracer-made tires make them...
Forum: Road Cycling
08-26-19, 06:17 PM
Replies: 11
Views: 612
Posted By HTupolev

Depends. What matters with gearing is the...

Depends.

What matters with gearing is the ratios. If you're on a 48-tooth chainring and a 14-tooth rear cog, the ratio is about the same as being on a 38-tooth chainring and an 11-tooth rear cog....
08-26-19, 01:45 PM
Replies: 20
Views: 1,003
Posted By HTupolev

Pick an all-rounder tire, build a second...

Pick an all-rounder tire, build a second wheelset, or use tubes.

Constantly messing with sealant-laden setups is always going to be inconvenient, and it's best to not screw with a tubeless tire's...
Forum: Road Cycling
08-26-19, 12:02 PM
Replies: 55
Views: 2,689
Posted By HTupolev

Usually only if you make it so. Just hanging on...

Usually only if you make it so. Just hanging on is easier with a faster bike, but you can always put in more effort.

I suppose there is the possibility that you're riding with people so much...
08-25-19, 06:09 PM
Replies: 1,178
Views: 162,919
Posted By HTupolev

https://i.imgur.com/TMZvvfz.jpg

https://i.imgur.com/TMZvvfz.jpg
Forum: Road Cycling
08-25-19, 03:09 PM
Replies: 55
Views: 2,689
Posted By HTupolev

Riding a heavy bike isn't harder, you just go...

Riding a heavy bike isn't harder, you just go slower.
Showing results 1 to 50 of 1000
 


 
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