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Search: Posts Made By: tomtomtom123
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05-14-21, 02:12 PM
Replies: 14
Views: 411
Posted By tomtomtom123

You could get a rollamajig that will pass the...

You could get a rollamajig that will pass the cable through a pulley at 90 degrees and directly into the derailleur. Then the cable housing will be almost but not completely straight. Although it's...
05-06-21, 06:53 AM
Replies: 11
Views: 429
Posted By tomtomtom123

What people are saying to you is that not all 11...

What people are saying to you is that not all 11 speed cassettes are made for the same freehub spline lengths. Usually 11 speed cassettes are either one of 2 lengths, 1) for 11 speed spline length...
05-06-21, 06:34 AM
Replies: 23
Views: 600
Posted By tomtomtom123

But if you deflate the tires and lay it on the...

But if you deflate the tires and lay it on the side or put it in a box and it gets tumbled, I assume that during transport the tubeless sealant will leak out all over the place.
05-01-21, 03:22 AM
Replies: 23
Views: 600
Posted By tomtomtom123

if you have to deflate the tires often to get the...

if you have to deflate the tires often to get the bike to fit in a tight space during transport.
If you have to deflate the tires to get the wheels off the bike through narrow v brakes.
If you need...
Forum: Folding Bikes
04-28-21, 02:12 PM
Replies: 22
Views: 1,029
Posted By tomtomtom123

I think he's complaining of lost efficiency. I...

I think he's complaining of lost efficiency. I don't think he's complaining about topping out at maximum gear. Or is he?

Telling him to get bigger chainrings won't help him if he isn't able to...
04-26-21, 05:38 PM
Replies: 4
Views: 142
Posted By tomtomtom123

I don't think anyone would know what units you...

I don't think anyone would know what units you are using if you don't know. But if you're using an imperial gauge, then 32 probably means 32 threads per inch. But as Shimano is an international...
04-23-21, 01:26 PM
Replies: 11
Views: 322
Posted By tomtomtom123

I looked at some websites which claim to sell...

I looked at some websites which claim to sell Tern hangers, and they seem to look similar to the ones used for current Dahon models, which is the one I have. I bought one for $5, Union hanger GH-009....
04-23-21, 08:22 AM
Replies: 11
Views: 322
Posted By tomtomtom123

I don't know if your hanger shape is in this...

I don't know if your hanger shape is in this list, but the union hangers are cheap. I bought one for a dahon bike for around $5 from a local seller.

https://www.marwi-eu.com/en/gh.php
04-23-21, 08:09 AM
Replies: 14
Views: 399
Posted By tomtomtom123

TA has middle rings for both the 5 bolt 130 and 4...

TA has middle rings for both the 5 bolt 130 and 4 bolt 110 shimano (not sure about 4 bolt 130). Sometimes the TA middle rings are also the same for outer rings. You can look at their website for more...
04-23-21, 07:55 AM
Replies: 3
Views: 283
Posted By tomtomtom123

Yes I saw that webpage already on the top of the...

Yes I saw that webpage already on the top of the Google search results but the content of the review wasn't very metrics based or comparative with other existing sealants on the market.

I...
04-20-21, 07:06 PM
Replies: 17
Views: 607
Posted By tomtomtom123

I don't see anywhere that says the 11 speed...

I don't see anywhere that says the 11 speed cassette has 9 speed spacing. Could you please copy and paste what you see?

Even if it were true, you wouldn't be able to use your 11 speed derailleur...
04-20-21, 03:26 AM
Replies: 4
Views: 140
Posted By tomtomtom123

The manual says to align with 4th gear. ...

The manual says to align with 4th gear.
https://cdn.sram.com/sites/default/files/techdocs/sram-techmanual-my10-gearhubsystems-english-reva.pdf

INSTALLING CLICKBOX• Insert shift rod (1, Fig. 8) in...
04-20-21, 03:09 AM
Replies: 17
Views: 607
Posted By tomtomtom123

If you would like to learn more about bicycle...

If you would like to learn more about bicycle mechanics, you could also try to install the hanger yourself. Mounting it would only be 3 screws. Adjusting the limit screws, attaching the cable, and...
04-20-21, 03:06 AM
Replies: 17
Views: 607
Posted By tomtomtom123

You need to be more clear how your 11 speed...

You need to be more clear how your 11 speed cassette has 9 speed spacing. How did it get like that? If you bought an 11 speed cassette then it should have 11 speed spacing. If you have 11 speed...
04-20-21, 02:43 AM
Replies: 22
Views: 542
Posted By tomtomtom123

Edit: oh nevermind, I found that your model has...

Edit: oh nevermind, I found that your model has 130bcd so you are limited by how much smaller of chainring you can go.

I have 44/24 double, which is a 20t jump. If you don't want to change much...
04-19-21, 05:57 PM
Replies: 6
Views: 381
Posted By tomtomtom123

If you really want to get the grease out, you...

If you really want to get the grease out, you could use some pipe brush, like the stuff that children use for arts and craft to make bendy sculptures. They're just a few cents per piece. Soak the...
04-17-21, 08:30 AM
Replies: 3
Views: 283
Posted By tomtomtom123

Any practical reviews or testing of Muc-Off Inner Tube Sealant?

Does anyone know of practical reviews or tests of Muc-Off No Puncture Hassle Inner Tube Sealant?

It seems to be glycol based going by the MSDS, similar to Slime. (Edit: I thought there was an MSDS...
Forum: Folding Bikes
04-17-21, 07:47 AM
Replies: 23
Views: 1,559
Posted By tomtomtom123

I think the main issue is that the inner cage...

I think the main issue is that the inner cage plate is too far out, causing chain rub?
The center to center distance of the pivot to the cage width would not relate since every model has different...
Forum: Folding Bikes
04-16-21, 04:18 PM
Replies: 23
Views: 1,559
Posted By tomtomtom123

There were photos in several other miscellaneous...

There were photos in several other miscellaneous threads, but I don't remember them all. Some of the main photos are here:...
Forum: Folding Bikes
04-12-21, 06:01 PM
Replies: 29
Views: 2,421
Posted By tomtomtom123

I think one practical problem would be the...

I think one practical problem would be the stability of a rear rack if it's screwed into the fork hole where the mud guard goes.
Forum: Folding Bikes
04-12-21, 05:47 PM
Replies: 9
Views: 756
Posted By tomtomtom123

You're not going to get accurate speed readings...

You're not going to get accurate speed readings unless you actually roll the bike and measure the travel distance. And "factor" doesn't mean anything unless you know exactly what it is. It's not...
Forum: Folding Bikes
04-12-21, 05:29 PM
Replies: 23
Views: 1,559
Posted By tomtomtom123

I 3d printed my own braze on to screw into the...

I 3d printed my own braze on to screw into the older litepro clamp, but the newer nc or whatever rebrand is cheaper at $10 and I only want the clamp to mount the 3d printed part. My frame did not...
04-03-21, 12:29 PM
Replies: 9
Views: 375
Posted By tomtomtom123

I ride folding bikes and they use full length...

I ride folding bikes and they use full length cable housing so a homemade indicator on exposed cable will not work.

I can't just freely use the entire range and feel the gear. I need to prevent...
04-03-21, 04:59 AM
Replies: 9
Views: 375
Posted By tomtomtom123

I use indicators with stickers on specific gears...

I use indicators with stickers on specific gears because I mix cogs for custom steppings and need to switch at certain gears to avoid large steps and chain rub. Electronic shifting is too expensive...
04-02-21, 02:43 PM
Replies: 0
Views: 201
Posted By tomtomtom123

Grx chainring offset amount?

What would be the chainline of the outer chainring if I mounted a third party flat chainring onto the spider of the grx fc-rx600 series crank?

The grx chainrings are offset outward from the inner...
04-02-21, 02:27 PM
Replies: 8
Views: 800
Posted By tomtomtom123

In case you're still thinking about it, I have...

In case you're still thinking about it, I have 44/24 chainrings and I got it to shift ok, both with either shimano fd 4700 and sram yaw fd. The chain will rub the outer chainring when on the inner...
04-02-21, 01:06 PM
Replies: 9
Views: 375
Posted By tomtomtom123

Is there an indicator option for shimano 11 speed road triggers?

Is there an indicator option for shimano 11 speed road triggers?

I searched the current product line and don't see any except for mtb triggers, but those have different cable pull and would need a...
03-22-21, 12:29 PM
Replies: 7
Views: 1,259
Posted By tomtomtom123

The sturmey archer catalog shows an anti theft...

The sturmey archer catalog shows an anti theft nut HMN447 for 13/32" but I don't find any other information about it.
Forum: Folding Bikes
03-13-21, 05:20 PM
Replies: 26
Views: 1,939
Posted By tomtomtom123

I was thinking about trying F-lite Gocycle 50-406...

I was thinking about trying F-lite Gocycle 50-406 tires. Supposedly they're very low rolling resistance and only 300g. I assume they're thin. I don't know about puncture resistance. Supposedly has...
Forum: Folding Bikes
11-05-20, 07:06 AM
Replies: 24
Views: 7,659
Posted By tomtomtom123

Does anyone know the rear dropout width. I'm...

Does anyone know the rear dropout width. I'm wondering if it can fit the sturmey Archer rf3 hub with 1 nut removed to get it down from 135mm to 130mm. Otherwise I'd want the k3 plus 16 but it doesn't...
08-20-20, 08:39 AM
Replies: 107
Views: 5,450
Posted By tomtomtom123

After trying harder to look up more information,...

After trying harder to look up more information, I still couldn't figure out exactly how to translate the external forces into internal forces within the closed wheel system. One video showing the...
08-19-20, 02:01 PM
Replies: 107
Views: 5,450
Posted By tomtomtom123

You are mixing up radial and torque loads caused...

You are mixing up radial and torque loads caused by the braking force.

(edit: after thinking more, disc brakes don't create radial loads on the axle, so no radial loads get transmitted to the...
08-18-20, 10:32 PM
Replies: 107
Views: 5,450
Posted By tomtomtom123

Ok just for fun I tried calculating the...

Ok just for fun I tried calculating the additional load on the spokes from braking.

(edit: after thinking more, disc brakes don't create radial loads on the axle, so no radial loads get...
08-18-20, 07:03 PM
Replies: 107
Views: 5,450
Posted By tomtomtom123

Not 4 times the total load. 4 times (edit: 8...

Not 4 times the total load. 4 times (edit: 8 times, could be off, see latest post with calculations) the additional load from the braking (on top of the pretension).
(edit: after thinking more, disc...
08-18-20, 07:01 PM
Replies: 107
Views: 5,450
Posted By tomtomtom123

It's the other way around. If they decided to use...

It's the other way around. If they decided to use a single extrusion die, then they would not design a weaker profile for rim brakes and then use the same version for disc brake. Instead they would...
08-18-20, 06:04 PM
Replies: 107
Views: 5,450
Posted By tomtomtom123

You've completely missed the point. You claimed...

You've completely missed the point. You claimed that some model of rim had the same profile for both the rim brake and disc brake version. This implies using the same extrusion die. If both versions...
08-18-20, 05:52 PM
Replies: 107
Views: 5,450
Posted By tomtomtom123

I think you're missing the point. In your...

I think you're missing the point. In your previous posts, you claimed that the forces on the spokes and spoke holes will be identical for both rim brake and disc brake models. You also said that rim...
08-18-20, 05:40 PM
Replies: 5
Views: 237
Posted By tomtomtom123

https://www.parktool.com/blog/repair-help/hub-over...

https://www.parktool.com/blog/repair-help/hub-overhaul-and-adjustment
You can search youtube for videos.

Typical locknut torque is around 10-15 Nm. Are you tightening the locknut against the...
08-18-20, 05:32 PM
Replies: 11
Views: 557
Posted By tomtomtom123

https://www.parktool.com/blog/repair-help/crank-re...

https://www.parktool.com/blog/repair-help/crank-removal-and-installation-three-piece

You need an 8mm hex allen key to remove the M8 crank bolts first. Then use a crank puller tool, with an...
08-18-20, 04:45 PM
Replies: 107
Views: 5,450
Posted By tomtomtom123

The reason why both rim brake and disc brake...

The reason why both rim brake and disc brake version of a rim model may have the same extrusion profile is for economics. Why spend several thousands of dollars for a second set of extrusion dies...
08-18-20, 04:16 PM
Replies: 107
Views: 5,450
Posted By tomtomtom123

Someone please lock the thread to stop the spread...

Someone please lock the thread to stop the spread of misinformation.

I believe everyone should stop trying to convince the people who don't believe that spokes and spoke holes experience greater...
08-18-20, 03:37 AM
Replies: 107
Views: 5,450
Posted By tomtomtom123

It's not only the spokes that experience...

It's not only the spokes that experience differences in forces between disc and rim brake wheels. The connections between the ends of the spokes will also experience equivalent amounts of force. That...
08-17-20, 08:05 PM
Replies: 107
Views: 5,450
Posted By tomtomtom123

(edit: after thinking more, disc brakes don't...

(edit: after thinking more, disc brakes don't create radial loads on the axle, so no radial loads get transmitted to the spokes.)

My force diagram clearly shows how disc brakes apply greater...
08-17-20, 11:12 AM
Replies: 107
Views: 5,450
Posted By tomtomtom123

I made another diagram. Hopefully it's easier to...

I made another diagram. Hopefully it's easier to understand. Imagine the cross section of the wheel is a see-saw (represented by the translucent black box), and the bicycle/world is rotated 90...
08-17-20, 09:08 AM
Replies: 107
Views: 5,450
Posted By tomtomtom123

You are wrong. The hub runs on bearings, so it is...

You are wrong. The hub runs on bearings, so it is effectively a roller system. It is not fixed. Therefore the axle fixed to the frame does not transmit torque through the bearings to the hub and to...
08-17-20, 03:17 AM
Replies: 107
Views: 5,450
Posted By tomtomtom123

ost people here have it wrong. Rim brakes do not...

ost people here have it wrong. Rim brakes do not transfer the (edit: torque load from) braking force to the spokes, while disc brakes do (through only half of the spokes, trailing, possibly more on...
08-12-20, 05:32 PM
Replies: 29
Views: 1,393
Posted By tomtomtom123

If you want to know whether your chainring moved...

If you want to know whether your chainring moved outward, why not simply measure and find out?
08-10-20, 06:22 PM
Replies: 9
Views: 451
Posted By tomtomtom123

I just use an elastic string tied in a loop,...

I just use an elastic string tied in a loop, running through one of those button spring drawstring clips. It cost less than $1 to make myself. I wrap it around the brake lever and pull the string...
Forum: Folding Bikes
08-10-20, 03:13 PM
Replies: 26
Views: 3,353
Posted By tomtomtom123

Well, it's not really a folding bike. Only the...

Well, it's not really a folding bike. Only the handle post folds. It seems similar to the old model but with additional features like the foot platform, wheel guard, rohloff, maybe a stiffer frame....
08-03-20, 03:29 AM
Replies: 32
Views: 1,414
Posted By tomtomtom123

Maybe try 3d printing your own plugs for your...

Maybe try 3d printing your own plugs for your custom diameter.
Showing results 1 to 50 of 997
 


 
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