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Search: Posts Made By: mraeryceos
Showing results 1 to 50 of 57
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01-23-20, 07:25 PM
Replies: 2
Views: 263
Posted By mraeryceos

Cycling Shoe Soles Wear Out Too Fast

In reference to SPD or eggbeater cleat. Mountain bike style, although my usage involves city shoes.
The soles wear out before the shoes do, which causes a loose connection and exposes the cleat to...
03-14-18, 03:10 PM
Replies: 2
Views: 512
Posted By mraeryceos

Interrupt Brake Levers on Integrated Handlebars

I like integrated handlebars, and wish I could mount interrupt brake levers on them, but, of course the brake levers require a round tube on the tops.

Are there any interrupt levers designed for...
03-11-18, 07:38 AM
Replies: 3
Views: 565
Posted By mraeryceos

Just novelty. Supposedly less friction, but I'd...

Just novelty. Supposedly less friction, but I'd think they look nice.
03-11-18, 02:25 AM
Replies: 3
Views: 565
Posted By mraeryceos

Dura Ace 9100 pulleys

Can you use oversized pulleys on a 9100 dura ace derailleur? What will fit? A 12 toothed pulley? A 13 toothed pulley? What about a 7800, 7900, or 9000 derailleur?
02-19-18, 01:32 AM
Replies: 1
Views: 402
Posted By mraeryceos

Bottom bracket and crankset selection

I have a BB86 bottom bracketed frame, and I need to purchase a bottom bracket and crankset.
Can I mix and match any BB86 bottom bracket, with any 24mm external-axis-diameter crank?

What...
09-13-17, 02:34 PM
Replies: 36
Views: 2,580
Posted By mraeryceos

Looks good!

Looks good!
09-12-17, 08:45 PM
Replies: 36
Views: 2,580
Posted By mraeryceos

Caloso, have a link to the '16 Performance...

Caloso, have a link to the '16 Performance generic Al road frame, or a picture?
09-12-17, 10:23 AM
Replies: 36
Views: 2,580
Posted By mraeryceos

Ironfish: Would you have to convert to 1"...

Ironfish: Would you have to convert to 1" threadless? Is there some 1.125 inch headset that have outside-the-frame bearings so you could fit a 1.125 inch fork within the 1" head tube? I ask because...
09-11-17, 03:42 PM
Replies: 36
Views: 2,580
Posted By mraeryceos

Thanks, and I'm in accord with everything you...

Thanks, and I'm in accord with everything you like. I wish I could rename the title, because I guess a classic look is not what I'm wanting. I just want downtube shifters because I like using them....
09-09-17, 10:44 PM
Replies: 36
Views: 2,580
Posted By mraeryceos

Wildwood: If it's aluminum, I like the bare...

Wildwood: If it's aluminum, I like the bare unpainted look.
09-09-17, 10:28 PM
Replies: 36
Views: 2,580
Posted By mraeryceos

How much would it cost for a shop to add custom...

How much would it cost for a shop to add custom shifter bosses to a modern bicycle? Any in the NYC area?
09-09-17, 10:20 PM
Replies: 36
Views: 2,580
Posted By mraeryceos

I think threadless is a better solution because...

I think threadless is a better solution because it's lighter. I like downtube shifters because of the simpler design, and the lighter weight. Also because I've used them in the past, and I like...
09-09-17, 07:00 PM
Replies: 36
Views: 2,580
Posted By mraeryceos

I'm big on aesthetics, and clamp on shifters are...

I'm big on aesthetics, and clamp on shifters are pretty gross to me. I'd be more likely to drill into aluminum on an old school cannondale with really thick guage aluminum. Although, I'd really...
09-09-17, 02:56 PM
Replies: 36
Views: 2,580
Posted By mraeryceos

Looking for classic bicycle frame

Are there bicycle frames that have both threadless headsets and downtube shifter bosses? I am interested in aluminum or carbon frames.

Cannondale is not an option because:
CAAD3 has downtube...
06-25-17, 02:53 AM
Replies: 6
Views: 604
Posted By mraeryceos

I was actually thinking the same thing. But it...

I was actually thinking the same thing. But it seems that rather than making it two different pieces, as in a nipple that seats into the rim, it could be designed with a gradual transition of rim...
06-24-17, 07:49 PM
Replies: 6
Views: 604
Posted By mraeryceos

John, I hear you don't like it. I've been truing...

John, I hear you don't like it. I've been truing wheels for 25 years. I'm willing to put up with it, for the benefits I see.
06-24-17, 05:34 PM
Replies: 6
Views: 604
Posted By mraeryceos

If the spokes screw straight into the rims, I...

If the spokes screw straight into the rims, I don't see why they would need to be reinforced. It would be a smaller hole for a straight pull spoke, than for a nipple.
What do you mean by "reduced...
06-23-17, 11:14 PM
Replies: 6
Views: 604
Posted By mraeryceos

wheels with spokes on the hub

They used to make wheels with spoke nipples on the hub. For instance:
Shimano 7700 and 7800
Cane Creek

This makes for less rotational inertia, and perhaps less wind resistance. Seems to make...
10-28-16, 12:25 AM
Replies: 6
Views: 1,112
Posted By mraeryceos

I wrote: "The head tube flanges out a little bit...

I wrote: "The head tube flanges out a little bit where the headset seats." The current headset is pretty thick, so it reduces the opening to less than 28.6. Because it the head tube flanges out, I...
10-26-16, 03:27 PM
Replies: 6
Views: 1,112
Posted By mraeryceos

Here it is being done with a BMX: How To...

Here it is being done with a BMX:
How To Convert 1inch Threaded To 1 1/8 Threadless - BMXmuseum.com Forums (http://bmxmuseum.com/forums/viewtopic.php?id=40740)
10-26-16, 03:01 PM
Replies: 6
Views: 1,112
Posted By mraeryceos

headset 25.4 28.6 conversion

Is there a conversion headset that will fit the old frames (normally with a 25.4 inch steerer tube), that will accommodate a 28.6 inch steerer tube (threadless).
So, the point being that the headset...
Forum: Road Cycling
05-26-16, 02:28 PM
Replies: 40
Views: 2,602
Posted By mraeryceos

@cal...

@cal (http://www.bikeforums.net/member.php?u=43287)amrichris, memories like that are the ones that make me smile

http://mekineer.com/dokuwiki/doku.php?id=physics:fluid_dynamics_drag
Forum: Road Cycling
05-24-16, 12:00 PM
Replies: 40
Views: 2,602
Posted By mraeryceos

I suggest that this group make changes to the...

I suggest that this group make changes to the articles in Wikipedia, so that the world will become more enlightened.
Forum: Road Cycling
05-24-16, 11:29 AM
Replies: 40
Views: 2,602
Posted By mraeryceos

Even though the kite is not moving relative to...

Even though the kite is not moving relative to the ground, it is producing power that equals the rate of change of energy in the wind. The challenge is to figure out how to describe this, in the...
Forum: Road Cycling
05-24-16, 01:10 AM
Replies: 40
Views: 2,602
Posted By mraeryceos

https://en.wikipedia.org/wiki/Drag_%28physics%29#P...

https://en.wikipedia.org/wiki/Drag_%28physics%29#Power
523230

v is the speed of the object relative to the fluid. There is not another, separate, v
Forum: Road Cycling
05-24-16, 12:02 AM
Replies: 40
Views: 2,602
Posted By mraeryceos

I read somewhere that it is between 70-90%, which...

I read somewhere that it is between 70-90%, which is why I worded carefully "If 90% of resistance ... is wind resistance". Do you have a good source for what it actually is?
Forum: Road Cycling
05-23-16, 11:52 PM
Replies: 40
Views: 2,602
Posted By mraeryceos

523209 Equation for drag, from any textbook,...

523209

Equation for drag, from any textbook, where (v) is the speed of the object relative to the fluid. Notice the "relative" bit. That means, that land speed is irrelevant for this equation. ...
Forum: Road Cycling
05-14-16, 03:29 PM
Replies: 40
Views: 2,602
Posted By mraeryceos

Aside from spokes spinning into the wind, I don't...

Aside from spokes spinning into the wind, I don't see a difference in drag between a 20mph direct headwind, and rider moving through still air at 20mph. I also don't see a difference in a rider's...
Forum: Road Cycling
05-14-16, 02:19 PM
Replies: 40
Views: 2,602
Posted By mraeryceos

Wind Resistance

Have any of you cycled against 40mph headwind? Is it even possible? If 90% of resistance to moving forward, is wind resistance, then you would have to be able to average 36mph in still air, to be...
04-13-16, 12:47 PM
Replies: 7
Views: 498
Posted By mraeryceos

I wouldn't use a p-clip, on a carbon bicycle.

I wouldn't use a p-clip, on a carbon bicycle.
04-13-16, 11:17 AM
Replies: 7
Views: 498
Posted By mraeryceos

515646 I'm not that heavy. The load will be...

515646

I'm not that heavy. The load will be at the wheel axle, so the strength is mostly dependent on the wheel strength.
As for a cable stop, that will be easy.
04-13-16, 10:58 AM
Replies: 7
Views: 498
Posted By mraeryceos

Derailleur hanger for Supersix Evo

Bicycle is a 2016 Supersix Evo. I'm looking for a derailleur hanger that does not include the built-in cable routing, so I can mount a rack with the adapters shown. Maybe something like this one...
03-03-16, 10:30 AM
Replies: 6
Views: 4,369
Posted By mraeryceos

The buyer could say you shipped a different...

The buyer could say you shipped a different bicycle, then return a clunker, and keep the expensive bicycle. Ebay often sides with the buyer.
03-02-16, 10:26 PM
Replies: 6
Views: 4,369
Posted By mraeryceos

Shipping Notary Service

I was wondering if there was such a service for sellers, for use with Ebay or Paypal. You would take the bicycle to them, and they would get the serial number and take pictures for their records and...
Forum: Road Cycling
09-07-15, 09:51 PM
Replies: 19
Views: 3,124
Posted By mraeryceos

You can't generate any significant braking force ...

You can't generate any significant braking force on the rear wheel due to weight transfer. And the chain stay is automatically beefy enough to not crumple when a 200 lbs rider hits a pothole. ...
Forum: Road Cycling
09-06-15, 11:42 PM
Replies: 19
Views: 3,124
Posted By mraeryceos

The stress at the disc brake mounting points will...

The stress at the disc brake mounting points will be very significant under braking, and require a beefier chain stay. If the rim version design also has the same beefy chain stay, that would be a...
Forum: Road Cycling
09-06-15, 11:24 PM
Replies: 19
Views: 3,124
Posted By mraeryceos

I guess the answer could be found just by looking...

I guess the answer could be found just by looking at the chain-stays and seat-stays. Are they shaped very differently for the disc and rim frames? If so, then they were designed distinctly.
Forum: Road Cycling
09-06-15, 10:48 PM
Replies: 19
Views: 3,124
Posted By mraeryceos

CAAD12: Is the rim version just an afterthought?

Did they put their R&D into the disc design of the CAAD12, and only make a few afterthought changes to also have a rim version? Could they have made a much better rim version frame?
07-07-15, 11:37 AM
Replies: 3
Views: 2,516
Posted By mraeryceos

Why I don't want a telescoping suspension...

Why I don't want a telescoping suspension seatpost:
Suspension seatposts: Thudbuster vs. Extra Bike II- Mtbr.com...
07-07-15, 04:39 AM
Replies: 3
Views: 2,516
Posted By mraeryceos

Bike Geometry, Sizing and Fit - Cervélo...

Bike Geometry, Sizing and Fit - Cervélo (http://www.cervelo.com/en/engineering/thinking-and-processes/geometry-and-fit.html)
I see that with the smaller frames, most manufacturers change the seat...
07-07-15, 03:53 AM
Replies: 3
Views: 2,516
Posted By mraeryceos

Cane Creek Thudbuster Setback

I'd like to use the long travel Thudbuster on a road bicycle, in NYC, because the streets are that bad. By how many cm should I reduce my normal frame size, so that the seat remains in about the...
06-22-15, 10:53 PM
Replies: 13
Views: 1,319
Posted By mraeryceos

Maybe those bikes are built with beefier bike...

Maybe those bikes are built with beefier bike rack bolt holes?
11-11-14, 04:29 PM
Replies: 3
Views: 1,198
Posted By mraeryceos

I ended up getting Randonneur style ones, that...

I ended up getting Randonneur style ones, that are 40cm at the drops, and 36cm at the hoods. I prefer narrow because I need to squeeze between cars in NYC traffic (or get squeezed). After...
11-04-14, 12:35 PM
Replies: 3
Views: 1,198
Posted By mraeryceos

Vintage Handlebars

Let me talk about my bike fit, in general. I've always wanted to get a proper fitting, but I haven't ever, although I am really comfy the way I have it. I rode a 58cm bike for a while, and was so...
10-18-14, 11:24 PM
Replies: 17
Views: 1,879
Posted By mraeryceos

That wear will happen higher and higher up the...

That wear will happen higher and higher up the tooth. The distance between the teeth stay the same no matter what the wear. As the chain wears, it gets longer, and as a consequence, ride higher on...
10-18-14, 01:09 PM
Replies: 17
Views: 1,879
Posted By mraeryceos

I bet that's an impressive amount of miles; I...

I bet that's an impressive amount of miles; I don't measure mileage as I don't use a computer. Does the chain saw bar oil end up looking black on the chain after a couple weeks?
Instead of an...
10-18-14, 12:44 AM
Replies: 17
Views: 1,879
Posted By mraeryceos

Today I had an especially hard ride, and I...

Today I had an especially hard ride, and I noticed the chain skipped on occasion. I was so pleased the first day that I didn't notice any skipping. Oh well. That makes it 1001 people with skipping...
10-17-14, 01:53 AM
Replies: 17
Views: 1,879
Posted By mraeryceos

Um... that would be, thousands of riders, minus...

Um... that would be, thousands of riders, minus one, if you want to be fully accurate.
Also, it wasn't my theory that the chain rides outwards on the teeth: I got it from Sheldon Brown's site.
10-16-14, 08:45 PM
Replies: 17
Views: 1,879
Posted By mraeryceos

412282 4 months of use later, I changed the...

412282
4 months of use later, I changed the chain! It doesn't skip! I used a relatively cheap SunRace hollow pin chain. Chain is worn to a hair below 12-6/32"
06-19-14, 12:39 AM
Replies: 17
Views: 1,879
Posted By mraeryceos

ThermionicScott: I think chain rotation is a...

ThermionicScott: I think chain rotation is a good idea. If I find a really good deal on a chain I know I like, I will stock up for sure. But for now, I've worn the chain to 12-5/32", so I'm going...
Showing results 1 to 50 of 57
 


 
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