Search: Posts Made By: JohnDThompson
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11-17-18, 02:55 PM
Replies: 9
Views: 764
Posted By JohnDThompson

I still use a couple pair of Vittoria shoes with...

I still use a couple pair of Vittoria shoes with slotted cleats. These are more modern than the old nail-on cleats, but only slightly newer. One pair has a nice fleece lining for winter riding:
...
11-17-18, 02:09 PM
Replies: 1
Views: 70
Posted By JohnDThompson

Compass Cycle sells quick-release rinko pedals...

Compass Cycle sells quick-release rinko pedals that can be removed and installed without tools:

https://www.compasscycle.com/product-tag/rinko/
11-16-18, 04:13 PM
Replies: 57
Views: 1,386
Posted By JohnDThompson

Back in the late 70s, I'd spend my winters (very...

Back in the late 70s, I'd spend my winters (very slow bike shop time in Wisconsin) building wheels for a midwest distributor. About once a week I'd go to the warehouse to drop off what I'd built and...
11-16-18, 10:20 AM
Replies: 23
Views: 332
Posted By JohnDThompson

I wouldn't anticipate any problems. I've been...

I wouldn't anticipate any problems. I've been running a single ring on my fixed gear bike and it has been fine.

http://www.os2.dhs.org/~john/fixed-frame/2016b.jpg
11-16-18, 09:19 AM
Replies: 11
Views: 240
Posted By JohnDThompson

Perhaps this could help? ...

Perhaps this could help?

http://www.os2.dhs.org/~john/stack-height-1.jpg
Source: Barnett Manual
11-16-18, 09:08 AM
11-16-18, 09:07 AM
Replies: 19
Views: 382
Posted By JohnDThompson

+3 on this. A contributing factor is that...

+3 on this. A contributing factor is that partially-assembled bikes are frequently shipped with the fork turned backwards in order to fit into a smaller box. Unless the assembler recognizes this and...
11-15-18, 09:16 AM
Replies: 57
Views: 1,386
Posted By JohnDThompson

Look clipless pedals came on the market around...

Look clipless pedals came on the market around 1985, about the same time Shimano brought SIS indexed shifting on the market. Mass-produced aluminum, carbon fiber, and titanium frames in the early...
11-14-18, 10:25 PM
Replies: 57
Views: 1,386
Posted By JohnDThompson

No mention of clipless pedals in the article....

No mention of clipless pedals in the article. :foo:
11-14-18, 04:17 PM
Replies: 12
Views: 1,578
Posted By JohnDThompson

You may be able to force a 30.2mm ISO cup into a...

You may be able to force a 30.2mm ISO cup into a 30.0mm JIS head tube, but no guarantees. Otherwise, your old JIS cups might work with the new ISO crown race. Again, no guarantees. The safest course...
11-13-18, 01:49 PM
Replies: 1,422
Views: 145,469
Posted By JohnDThompson

Oh, my. It doesn't get much better than that.

Oh, my. It doesn't get much better than that.
Forum: Road Cycling
11-13-18, 01:35 PM
Replies: 59
Views: 2,676
Posted By JohnDThompson

Clamping the top tube between your knees works to...

Clamping the top tube between your knees works to dampen shimmy, but not for a fixed-gear bike.

Jan Heine of Bicycle Quarterly suggests that a roller bearing headset provides enough damping to...
11-13-18, 12:16 PM
Replies: 222
Views: 4,136
Posted By JohnDThompson

If you're doing this on a vintage steel bike, you...

If you're doing this on a vintage steel bike, you can get clamps that aren't as ugly as the Problem Solvers version above. This clamp will mount any standard, Campagnolo pattern shift lever:
...
11-13-18, 08:37 AM
Replies: 16
Views: 432
Posted By JohnDThompson

My wife used one of those recovering from a torn...

My wife used one of those recovering from a torn plantar fascia a couple years ago. Like yours, it was in pretty poor condition when we got it, and I ended up overhauling it. It went back to the...
11-13-18, 08:28 AM
Replies: 11
Views: 384
Posted By JohnDThompson

Park's web site shows three different toolboxes...

Park's web site shows three different toolboxes available. There's a "find it on-line" button in the descriptions to lead you to a retailer.

https://www.parktool.com/category/storage
11-13-18, 08:18 AM
Replies: 15
Views: 385
Posted By JohnDThompson

No sarcasm; if you've actually made the effort to...

No sarcasm; if you've actually made the effort to measure that precisely — and it appears you have — more power to you.

Most people would simply eye-ball it and call it good enough. Even the...
11-12-18, 05:04 PM
Replies: 15
Views: 385
Posted By JohnDThompson

Wow. I'm impressed that you could even accurately...

Wow. I'm impressed that you could even accurately measure that small a deviation in chainline! :thumb:
Forum: Framebuilders
11-12-18, 04:48 PM
Replies: 16
Views: 497
Posted By JohnDThompson

Is this with lugs, or TIG welded as the OP asked?...

Is this with lugs, or TIG welded as the OP asked?

I can see tacking freehand when using lugs, but for TIG welding, wouldn't some sort of fixturing be needed just to keep things in position while...
11-12-18, 08:27 AM
Replies: 10
Views: 219
Posted By JohnDThompson

I had a persistent problem with an 8-speed chain...

I had a persistent problem with an 8-speed chain jamming between the rings of a TA crank. I managed to solve it by using a Sugino PX inner ring, which offset the teeth slightly.
...
11-12-18, 08:21 AM
Replies: 7
Views: 249
Posted By JohnDThompson

Milk and sugar was used BITD. Not sure what...

Milk and sugar was used BITD. Not sure what functional advantage pepper would bring.
Forum: Road Cycling
11-11-18, 09:19 PM
Replies: 22
Views: 699
Posted By JohnDThompson

+1 this. Over 40 years, I've changed rings...

+1 this. Over 40 years, I've changed rings because the gearing was wrong, but not for wear.
11-11-18, 08:16 PM
Replies: 8
Views: 360
Posted By JohnDThompson

FWIW, these are "Victory" levers; Triomphe levers...

FWIW, these are "Victory" levers; Triomphe levers lack the little "coke-spoon" indent on the back side.

Functionally, they're identical.
11-10-18, 10:43 PM
Replies: 29
Views: 669
Posted By JohnDThompson

The two detriments of steel rims are weight and...

The two detriments of steel rims are weight and braking performance. You have a coaster brake, so braking performance isn't an issue. If you're not bothered by the weight, by all means a steel rim is...
11-10-18, 10:40 PM
Replies: 8
Views: 288
Posted By JohnDThompson

And cable tension will hold it in place as long...

And cable tension will hold it in place as long as it needs to be held in place.
11-10-18, 03:11 PM
Replies: 19
Views: 500
Posted By JohnDThompson

True, but just bringing such a wheel up to proper...

True, but just bringing such a wheel up to proper tension when building is a PITA.
Showing results 1 to 25 of 500
 


 
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