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Search: Posts Made By: JohnDThompson
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01-13-21, 08:33 AM
Replies: 6
Views: 194
Posted By JohnDThompson

Removing the clamp ring from the lever and...

Removing the clamp ring from the lever and sliding it on separately, as base2 suggests above, often works. Once in place, mount the lever body onto the clamp. Otherwise, Park used to make a...
01-12-21, 01:47 PM
Replies: 10
Views: 1,290
Posted By JohnDThompson

I brazed hundreds of those dropouts when I was...

I brazed hundreds of those dropouts when I was with Trek. I don't recall any without the portacatena drilling.
01-08-21, 08:27 PM
Replies: 32
Views: 751
Posted By JohnDThompson

You young whippersnappers have it easy with your...

You young whippersnappers have it easy with your portable computing devices. This is real manly technology:
01-08-21, 09:56 AM
Replies: 59,666
Views: 8,860,009
Posted By JohnDThompson

Sears "Ted Williams" 531 frame Free Spirit

Looks to be "poor" to "fair" condition. These frames typically have sturdy, but unrefined workmanship. Components are nothing special; 1970s low/mid-level Japanese drivetrain. 27" wheels. But it is a...
01-05-21, 04:26 PM
Replies: 28
Views: 927
Posted By JohnDThompson

Nice bike. Decal style suggests an early build,...

Nice bike. Decal style suggests an early build, before 1980 certainly.

We have two TS Isaac bikes here. I converted my wife's into a 650B, upright bar bike. Mine is still drop bar, but I have...
01-05-21, 08:38 AM
Replies: 21
Views: 577
Posted By JohnDThompson

Perhaps this can help?

Perhaps this can help?
01-04-21, 09:22 PM
Replies: 19
Views: 558
Posted By JohnDThompson

That's like asking "what is the best flavor of...

That's like asking "what is the best flavor of ice cream?"

Everybody is different. Some people will never be comfortable with anything but a simple flat pedal and street shoes. Others may feel...
01-04-21, 07:15 AM
Replies: 21
Views: 577
Posted By JohnDThompson

This is not unusual, especially if the frame has...

This is not unusual, especially if the frame has short chainstays and/or a large tooth count difference between inner and middle rings. The small-small gear combination is to be avoided anyway (as is...
01-03-21, 07:51 PM
Replies: 457
Views: 17,618
Posted By JohnDThompson

But if I put a dustcap on, you wouldn't be able...

But if I put a dustcap on, you wouldn't be able to see the cool Zeus 2000 titanium bolts! :eek:
01-03-21, 10:35 AM
Replies: 202
Views: 19,316
Posted By JohnDThompson

The closest thing I have to a white bike:

The closest thing I have to a white bike:
01-02-21, 08:21 AM
Replies: 20
Views: 2,190
Posted By JohnDThompson

No. The SunTour will perform just as well, if not...

No. The SunTour will perform just as well, if not better than the Shimano Deore (aka "deer head") unit.
12-31-20, 02:21 PM
Replies: 457
Views: 17,618
Posted By JohnDThompson

Straight-blade forks. Meh. Just meh.

Straight-blade forks.

Meh. Just meh.
12-30-20, 07:21 AM
Replies: 457
Views: 17,618
Posted By JohnDThompson

And why is the buckle on the inside of the pedal?...

And why is the buckle on the inside of the pedal? Makes me wonder if the bike has ever actually been ridden.
12-28-20, 04:42 PM
Replies: 28
Views: 1,118
Posted By JohnDThompson

It's only too long if the chain is still soaking...

It's only too long if the chain is still soaking in the mineral spirits when you want to go out and ride.
12-27-20, 05:37 PM
Replies: 6
Views: 270
Posted By JohnDThompson

Bottom bracket spindles vary in taper, length,...

Bottom bracket spindles vary in taper, length, and offset; the crank determines which spindle will work. What specific cranks and bottom bracket spindle are you dealing with?
12-23-20, 01:35 PM
Replies: 31
Views: 1,181
Posted By JohnDThompson

I was wondering that myself. I suspect the...

I was wondering that myself. I suspect the one-piece headlug/head tube frames are probably more susceptible to this type of failure. You'd have to remove the fork and look into the head to determine...
12-21-20, 08:05 AM
Replies: 3
Views: 322
Posted By JohnDThompson

The difference is the thread angle: ISO/English...

The difference is the thread angle: ISO/English threads have a 60° angle, while Italian threads have a 55° angle. ISO/English and Italian are functionally interchangeable, but mismatch will slightly...
12-18-20, 04:23 PM
Replies: 20
Views: 875
Posted By JohnDThompson

Especially not a front wheel. That's living much...

Especially not a front wheel. That's living much closer to the edge than I've ever been comfortable with.
12-17-20, 04:09 PM
Replies: 12
Views: 751
Posted By JohnDThompson

With Sakae Ringyo, it seems the name on the arm...

With Sakae Ringyo, it seems the name on the arm designates how the arm was made and may be found with different bolt-circle diameters; e.g. "Custom" and "Signature" arms are melt-forged and...
12-17-20, 03:15 PM
Replies: 24
Views: 2,914
Posted By JohnDThompson

I like them in winter, when I wear mittens. The...

I like them in winter, when I wear mittens. The guidonnet lever is easier to grab than ordinary levers. Mounted on a randoneneur bend bar, I find them comfortable. I've done century rides on this...
12-17-20, 09:37 AM
Replies: 7
Views: 326
Posted By JohnDThompson

The Sturmey-Archer TCW series might be worse....

The Sturmey-Archer TCW series might be worse. They actuate the coaster brake through the internal gear mechanism, so when you're in high gear (and going fastest), you have the least mechanical...
12-17-20, 09:32 AM
Replies: 30
Views: 1,079
Posted By JohnDThompson

It's no worse than reaching down for a water...

It's no worse than reaching down for a water bottle. Probably easier, in fact.
12-17-20, 08:56 AM
Replies: 24
Views: 958
Posted By JohnDThompson

Pic assist: ...

Pic assist:

https://i.ibb.co/ZNFJXjq/Kakao-Talk-20201215-192630798-01.jpg

Looks like the cable wore where it exits the barrel adjuster. It hard to see if this could have been prevented. The...
12-15-20, 02:36 PM
Replies: 13
Views: 559
Posted By JohnDThompson

If it's a front wheel, you can often fix this by...

If it's a front wheel, you can often fix this by simply turning the wheel around so the edge is trailing rather than leading when it meets the brake pads. Otherwise, careful filing will work.
12-15-20, 10:14 AM
Replies: 57
Views: 2,105
Posted By JohnDThompson

https://cimg2.ibsrv.net/gimg/bikeforums.net-vbulle...

https://cimg2.ibsrv.net/gimg/bikeforums.net-vbulletin/1500x2000/80-img_8015_4477f7da3120c74682b97e2dfe56f590202b0b59.jpg

Sorry, I don't see anything worse than paint damage to the dropout face....
12-13-20, 06:11 PM
Replies: 20
Views: 1,750
Posted By JohnDThompson

Not sure. I don't have one of those to try.

Not sure. I don't have one of those to try.
12-12-20, 08:53 AM
Replies: 19
Views: 1,893
Posted By JohnDThompson

Usually, the crown race and lower pressed cup are...

Usually, the crown race and lower pressed cup are what wears out on headsets; the upper pressed cup and threaded race don't carry load (they just provide alignment) and so don't really wear. You can...
12-12-20, 08:21 AM
Replies: 27
Views: 1,276
Posted By JohnDThompson

Maybe Profanity+. Or Profanity++?

Maybe Profanity+. Or Profanity++?
12-12-20, 08:18 AM
Replies: 8
Views: 314
Posted By JohnDThompson

Adhesive tape can pull off a lot of those flaking...

Adhesive tape can pull off a lot of those flaking decals.
12-12-20, 07:23 AM
Replies: 26
Views: 876
Posted By JohnDThompson

In principle, yes. 29er tires tend to be wider...

In principle, yes. 29er tires tend to be wider than 700C road tires, so a 29er tube might be hard to stuff into a narrower road tire, and the end result might be difficult to seat on the rim. It...
12-12-20, 06:47 AM
Replies: 26
Views: 879
Posted By JohnDThompson

Raise the handlebars to take some pressure off...

Raise the handlebars to take some pressure off your hands. You don't say what type of handlebar you use. If it is a flat bar, perhaps add some handlebar extensions or change to a drop bar to get more...
12-11-20, 08:25 AM
Replies: 5
Views: 220
Posted By JohnDThompson

In many cases, the diameter will be stamped on...

In many cases, the diameter will be stamped on the derailleur clamp, often on the inside. Remove the current derailleur and check. Then buy a replacement with the same diameter.
12-11-20, 08:21 AM
Replies: 12
Views: 422
Posted By JohnDThompson

Modern chainrings for multi-ring cranks have pins...

Modern chainrings for multi-ring cranks have pins and ramps to facilitate shifting between rings. These can be counterproductive on a 1x setup; you want the chain to stay put on the ring. A dedicated...
12-10-20, 06:13 PM
Replies: 22
Views: 1,534
Posted By JohnDThompson

Upper 40s here in Northern Wisconsin. I got in 25...

Upper 40s here in Northern Wisconsin. I got in 25 miles; wind was too strong for more. One of those Facebook "10 years ago" memory resurrection posts showed a picture from Dec. 10 ten years ago with...
12-10-20, 05:21 PM
Replies: 135
Views: 7,454
Posted By JohnDThompson

Sometimes, they walked up hills.

Sometimes, they walked up hills.
12-10-20, 04:52 PM
Replies: 26
Views: 876
Posted By JohnDThompson

It would be so much simpler if tire and rim...

It would be so much simpler if tire and rim manufacturers would just use the ETRTO/ISO size designations instead of inventing, new, arbitrary and confusing terms.
12-10-20, 07:58 AM
Replies: 29
Views: 1,696
Posted By JohnDThompson

The best satire always has a firm basis in...

The best satire always has a firm basis in reality.
12-08-20, 09:06 AM
Replies: 18
Views: 624
Posted By JohnDThompson

I'd go directly to the crank manufacturer's web...

I'd go directly to the crank manufacturer's web site to find spindle taper and length specifics. You'll need a few specialized tools to remove the crack arms and the current bottom bracket. If you're...
12-07-20, 03:41 PM
Replies: 6,791
Views: 628,868
Posted By JohnDThompson

VAR crown race mill, with ISO and JIS cutters:

VAR crown race mill, with ISO and JIS cutters:
12-07-20, 11:09 AM
Replies: 60
Views: 2,054
Posted By JohnDThompson

My Viscount conversion, 3-speed fixed gear:

My Viscount conversion, 3-speed fixed gear:
12-07-20, 07:06 AM
Replies: 23
Views: 899
Posted By JohnDThompson

It helps expel debris that collects on the axle...

It helps expel debris that collects on the axle so it doesn't enter the bearing. The Nuovo Record bottom bracket cups also have this feature:
12-05-20, 08:53 AM
Replies: 60
Views: 2,054
Posted By JohnDThompson

My homemade fixed gear ride:

My homemade fixed gear ride:
Forum: Road Cycling
12-04-20, 03:25 PM
Replies: 51
Views: 2,383
Posted By JohnDThompson

Being able to hold a steady line while...

Being able to hold a steady line while drafting/reaching for a water bottle/jamming out of the saddle/checking behind/etc.
12-01-20, 01:28 PM
Replies: 12
Views: 416
Posted By JohnDThompson

FWIW, Zeus crank arms will have "BSC" stamped in...

FWIW, Zeus crank arms will have "BSC" stamped in the back of the arm to indicate English thread. If there is no mark, it's likely metric (aka "French") thread, unless a previous owner re-tapped them...
11-29-20, 02:34 PM
Replies: 55
Views: 2,020
Posted By JohnDThompson

Yes, the "Honor" and the "Skitter" had a lower...

Yes, the "Honor" and the "Skitter" had a lower price point than the "Seven." But as you note, shifting performance was uniformly excellent across the product line.
11-29-20, 08:43 AM
Replies: 20
Views: 587
Posted By JohnDThompson

A tapered reamer also works. Check the opening...

A tapered reamer also works. Check the opening with the valve stem occasionally and try not to go too far.
11-28-20, 06:13 PM
Replies: 32
Views: 1,174
Posted By JohnDThompson

Reminds me of this: ...

Reminds me of this:

https://www.youtube.com/watch?v=41XUG09vYEQ
11-28-20, 06:02 PM
Replies: 32
Views: 1,174
Posted By JohnDThompson

“Bell” pepper:

“Bell” pepper:
11-28-20, 07:09 AM
Replies: 84
Views: 3,543
Posted By JohnDThompson

1972 Raleigh Superbe. I commuted to work on this...

1972 Raleigh Superbe. I commuted to work on this for years, still use it for running errands now that I'm retired:
Forum: Framebuilders
11-27-20, 08:07 PM
Replies: 22
Views: 1,159
Posted By JohnDThompson

Dave Tesch used the rollers from SedisSport...

Dave Tesch used the rollers from SedisSport chains for the top tube housing guides. As others have noted, you can salvage braze-ons from derelict frames. I have a whole pile of bottom bracket cable...
Showing results 1 to 50 of 559
 


 
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