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Search: Posts Made By: Doug5150
Forum: Bicycle Mechanics 06-18-17, 03:28 PM
Replies: 78
Views: 18,418
Posted By Doug5150
All that evaporating-fuel-stuff works. There's...

All that evaporating-fuel-stuff works. There's attendant risks involved, but there always is.
Ordinary gasoline is usually the cheapest of them, and works quite well.
Paint stores sell acetone in...
Forum: Bicycle Mechanics 06-18-17, 03:08 PM
Replies: 20
Views: 751
Posted By Doug5150
This is what I was going to say... Drilling never...

This is what I was going to say... Drilling never works for me, the rivet always ends up spinning.

It's less hassle to just put a cutoff wheel on a Dremel and carefully grind the head end of the...
Forum: Bicycle Mechanics 06-18-17, 03:04 PM
Replies: 85
Views: 2,618
Posted By Doug5150
The main reason that you don't see a lot of IGH...

The main reason that you don't see a lot of IGH bikes in most of the US is because an IGH bike will cost at least $100 more than a comparable external-gear bike will. When people only want to spend...
Forum: Road Cycling 06-15-17, 12:42 AM
Replies: 95
Views: 2,876
Posted By Doug5150
I've never seen any roof racks that I thought...

I've never seen any roof racks that I thought were particularly outstanding on technical grounds. And these days they're worse than ever, since cars got rid of real rain gutters.
And anyway,,,?
Iif...
Forum: Bicycle Mechanics 06-09-17, 05:33 AM
Replies: 16
Views: 493
Posted By Doug5150
Marathon Plus tires are pretty thick and stiff...

Marathon Plus tires are pretty thick and stiff across the tread width, and this is a common problem.
You get the left bead on the rim, and while you're trying to get the right bead on, the left one...
Forum: Road Cycling 06-07-17, 02:14 AM
Replies: 33
Views: 1,365
Posted By Doug5150
Probably not... (numbered for ease of argument)...

Probably not...
(numbered for ease of argument)
1. In the USA, the CPSC makes regulations about required bicycle equipment.
2. That guard is one of those things that the CPSC rules require......
Forum: Road Cycling 06-05-17, 01:08 PM
Replies: 80
Views: 2,300
Posted By Doug5150
Well, not really. Various forum posts elsewhere...

Well, not really. Various forum posts elsewhere say it's no longer available; a page on the Peter White Cycles site dated February 2014 says it's discontinued.

It was a gas-discharge light (HID)...
Forum: Road Cycling 06-05-17, 05:41 AM
Replies: 80
Views: 2,300
Posted By Doug5150
I would not think--at least in non-racing...

I would not think--at least in non-racing use--that the weight difference between the two would be enough to even bother with buying both. I would just get the larger-capacity one and suffer with the...
Forum: Road Cycling 06-03-17, 08:33 PM
Replies: 80
Views: 2,300
Posted By Doug5150
What a "good" light is depends on where you are...

What a "good" light is depends on where you are and how picky you are.

The German stuff is always nice because of the strict laws there about beam shape.
Most other countries don't have such...
Forum: General Cycling Discussion 05-30-17, 04:02 PM
Replies: 22
Views: 632
Posted By Doug5150
I've said before that the perfect road bike...

I've said before that the perfect road bike suspension would need to be invisible, because none of the wannabe roadies who bought carbon bikes will want to be seen using it...

There's still people...
Forum: General Cycling Discussion 05-15-17, 01:08 PM
Replies: 33
Views: 905
Posted By Doug5150
Yea but no. If the rubber outer layer cracks...

Yea but no.
If the rubber outer layer cracks exposing the cords, then road grit gets into the cords and abrades them internally.
The general consensus among RV and heavy truck operators is that...
Forum: General Cycling Discussion 05-14-17, 03:25 PM
Replies: 33
Views: 905
Posted By Doug5150
OP's tire is gone bad and he needs a new one. At...

OP's tire is gone bad and he needs a new one. At least, I'd say. But who cares what I think?

No other motor vehicle tire manufacturers or tire shops will tell you that it's safe to use cracked...
Forum: Bicycle Mechanics 05-12-17, 08:23 AM
Replies: 35
Views: 896
Posted By Doug5150
Taking the chain off the bike allows cleaning it...

Taking the chain off the bike allows cleaning it better, but, , , , the reason that chains break is when the holes get too big and a pin works its way out.

So if your bike has a quick-link that...
Forum: General Cycling Discussion 05-10-17, 06:32 AM
Replies: 138
Views: 2,712
Posted By Doug5150
I mostly use the China clone stuff now: 1. Nano...

I mostly use the China clone stuff now:
1. Nano clone = $2.50
2. two 6DOF boards, 2 @ $2.50 = $5 (mount one on the frame and the other on the handlebars)
3. SD card board = $.50
4. GPS board =...
Forum: General Cycling Discussion 05-08-17, 05:06 PM
Replies: 138
Views: 2,712
Posted By Doug5150
Yea, but,,, you still can't show that your...

Yea, but,,, you still can't show that your "corrective steering in a straight line" was not un-balanced steering in the moments right before you began to turn.

I don't know exactly what device you...
Forum: General Cycling Discussion 05-08-17, 01:16 PM
Replies: 138
Views: 2,712
Posted By Doug5150
I think your experiment lacks measurement...

I think your experiment lacks measurement precision.
If it was measured correctly, I'd bet that it would show that you were counter-steering the entire time.

Even when you are riding in a...
Forum: General Cycling Discussion 05-08-17, 12:08 PM
Replies: 181
Views: 7,765
Posted By Doug5150
Sort of off topic, but anyway: a while back I...

Sort of off topic, but anyway:
a while back I read that in 2015, New Jersey had 510 bear permits filled (that is, 510 bears were killed by legal hunters).
NJDEP Division of Fish & Wildlife - 2015...
Forum: General Cycling Discussion 05-08-17, 11:11 AM
Replies: 181
Views: 7,765
Posted By Doug5150
I didn't read all the other replies. I'm...

I didn't read all the other replies. I'm surprised the thread isn't locked already, with the replies there are.

First off--most dogs I've seen in rural areas that act mean, really aren't if you...
Forum: Road Cycling 05-02-17, 03:50 PM
Replies: 49
Views: 15,503
Posted By Doug5150
My website hosting has changed since then, so I...

My website hosting has changed since then, so I re-posted the image.
-----------
http://beevilletrainwreck.com/assorted/chainrings_compared_01a.png
-----------
Note #1: the image above was drawn...
Forum: General Cycling Discussion 05-01-17, 01:24 PM
Replies: 138
Views: 4,680
Posted By Doug5150
Well, they do often get the forks/handlebars on...

Well, they do often get the forks/handlebars on backwards--but if you are aware of the issue, it only takes 60 seconds to fix yourself.
My main point here is that they don't do total assembly from...
Forum: General Cycling Discussion 04-30-17, 12:50 PM
Replies: 138
Views: 4,680
Posted By Doug5150
In the USA, the government agency in charge of...

In the USA, the government agency in charge of bicycle safety is the CPSC (the Consumer Product Safety Comission). There is a summary of bicycle requirements are available online:...
Forum: Mountain Biking 04-28-17, 01:30 PM
Replies: 39
Views: 3,527
Posted By Doug5150
Nope. 27.5 MTB tires have been around for...

Nope.

27.5 MTB tires have been around for about ten years, but the 650b tire size has existed way way longer than that.
This page shows a 1952 bike that has them, and it wasn't the first. That...
Forum: Road Cycling 04-25-17, 02:36 PM
Replies: 26
Views: 1,076
Posted By Doug5150
Tubular tires have a few differences with...

Tubular tires have a few differences with clincher tires. One of them is that tubulars automatically take much longer to cure than clinchers do.

Whenever a tire is made there is solvents used in...
Forum: Road Cycling 04-24-17, 01:03 PM
Replies: 26
Views: 1,076
Posted By Doug5150
It depends. 1 year is not a problem, in...

It depends.

1 year is not a problem, in proper conditions. Being in the garage, , , might be a problem, if it is not climate-controlled.

Many technical references online say that 5-7 years is...
Forum: Mountain Biking 04-24-17, 12:36 PM
Replies: 39
Views: 3,527
Posted By Doug5150
It's probably not, unless you own a bike shop and...

It's probably not, unless you own a bike shop and want to sell somebody another bike instead of just another set of tires. :rolleyes:

From my own reading, I suspect that bicycle tire companies...
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