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Search: Posts Made By: JohnDThompson
Showing results 1 to 50 of 1000
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04-17-21, 06:36 PM
Replies: 18
Views: 211
Posted By JohnDThompson

No, he means that you can thread an ISO/English...

No, he means that you can thread an ISO/English (1.37" x 24tpi) bottom bracket adjustable cup into an English or Italian thread freewheel body.

Alternatively, you can thread an ISO/English bottom...
04-17-21, 06:31 PM
Replies: 18
Views: 211
Posted By JohnDThompson

Campagnolo did not put grooves on either French...

Campagnolo did not put grooves on either French or Italian thread hubs; they assumed you'd be able to distinguish them when a mismatch didn't engage properly. Ofmega put two grooves on French thread...
04-17-21, 06:43 AM
Replies: 5
Views: 154
Posted By JohnDThompson

Looks like a TA tandem crank, which is a quality...

Looks like a TA tandem crank, which is a quality item. I can't really see much of anything else well enough to identify it, except a shift lever on the captain's seat tube, perhaps for a...
04-16-21, 03:23 PM
Replies: 24,380
Views: 2,894,951
Posted By JohnDThompson

+1. When you crimp something with that bad boy,...

+1. When you crimp something with that bad boy, it stays crimped:
04-16-21, 07:02 AM
Replies: 9
Views: 417
Posted By JohnDThompson

"Firenze" was a low-end bike, often used as a...

"Firenze" was a low-end bike, often used as a free "give-away" with some unrelated purchase. "Crazy TV Lenny" in Madison WI probably gave away thousands of them with the purchase of a random...
04-15-21, 05:44 PM
Replies: 12
Views: 354
Posted By JohnDThompson

It depends on how they're stored. Exposure to...

It depends on how they're stored. Exposure to heat, UV light, and/or ozone will accelerate degradation. Cool, dark, dry storage means they can last a long time. Premium tubular tires would be aged...
04-15-21, 04:00 PM
Replies: 4
Views: 113
Posted By JohnDThompson

A new chain skipping under pressure is a sign of...

A new chain skipping under pressure is a sign of a worn sprocket. Sturmey-Archer hubs will "tick" in all gears except first, as the higher gears mean the low-gear pawls are over-ridden. Or is the...
04-14-21, 06:40 PM
Replies: 15
Views: 271
Posted By JohnDThompson

I have two sets of wheels for my fixed gear bike:...

I have two sets of wheels for my fixed gear bike: clincher and tubular. For a long time, I saved the tubulars for special occasions, but last summer I rode them for pretty much the entire season. No...
04-14-21, 03:22 PM
Replies: 27
Views: 640
Posted By JohnDThompson

The most difficult tires I ever had to mount were...

The most difficult tires I ever had to mount were the 7" diameter front tires on my Dad's wheelchair. I had to get them hot in the clothes drier, and even then they were a struggle, even using a bead...
04-14-21, 07:06 AM
Replies: 27
Views: 640
Posted By JohnDThompson

I used to feel that way, back when I worked in a...

I used to feel that way, back when I worked in a bike shop. But now that I'm 65 years old with arthritis in both hands (perhaps a result of years of wrestling stubborn tires onto rims with my bare...
04-13-21, 01:54 PM
Replies: 9
Views: 248
Posted By JohnDThompson

If your chainring and rear sprocket are both...

If your chainring and rear sprocket are both designed for 3/32" chain, you can use either 3/32" or 1/8" chain with them. If either the chainring or rear sprocket or both are designed for 1/8" chain,...
04-13-21, 01:43 PM
Replies: 35
Views: 639
Posted By JohnDThompson

No. I'm 65 and most of my riding last year was...

No. I'm 65 and most of my riding last year was fixed gear.



44/16 ought to be fine. I lived in Madison for about 12 years. There's good riding in that area.



Bullhorn only for style...
Forum: Road Cycling
04-13-21, 01:23 PM
Replies: 31
Views: 764
Posted By JohnDThompson

As ClydeClydeson notes, a "mini-pump" that can...

As ClydeClydeson notes, a "mini-pump" that can fit in a jersey pocket can be less than ideal. If your frame has room for it, a full-size, frame mount pump can get the job done quicker and with less...
04-13-21, 12:50 PM
Replies: 39
Views: 738
Posted By JohnDThompson

The logo reminds me of "Cycle-Pro," which IIRC...

The logo reminds me of "Cycle-Pro," which IIRC was a North American company that contracted out for the components and accessories they marketed. I believe the hubs were re-branded from Miche.
04-13-21, 06:19 AM
Replies: 6
Views: 200
Posted By JohnDThompson

If the yoke nlerner posted looks too pedestrian...

If the yoke nlerner posted looks too pedestrian for you, there was also a Gran Compe version:
04-09-21, 04:45 PM
Replies: 94
Views: 9,316
Posted By JohnDThompson

+1 for the Take-a-Look glasses-mounted mirror....

+1 for the Take-a-Look glasses-mounted mirror. It's small and light, and a slight turn of my head scans everything behind me; no blind spot. The slight neck turn to scan isn't enough to aggravate the...
04-09-21, 04:33 PM
Replies: 2
Views: 131
Posted By JohnDThompson

What make/model of Dynohub?

What make/model of Dynohub?
04-09-21, 03:12 PM
Replies: 4
Views: 189
Posted By JohnDThompson

I use a glasses-mounted "Take-a-Look...

I use a glasses-mounted "Take-a-Look (https://takealookactive.com/)" mirror. It's small and light, and turning my head just a little allows me to scan everything behind me; no blind spot, and doesn't...
04-08-21, 02:27 PM
Replies: 24
Views: 527
Posted By JohnDThompson

That can tell you that something is not right,...

That can tell you that something is not right, but not whether it is the frame or fork or something else.
04-08-21, 06:14 AM
Replies: 4
Views: 208
Posted By JohnDThompson

A crown race with I.D. of 26.5mm would, if...

A crown race with I.D. of 26.5mm would, if anything, be loose on a 26.4mm crown race seat.
04-07-21, 05:25 PM
Replies: 11
Views: 398
Posted By JohnDThompson

Mel Pinto was one of the Good Guys. He had a...

Mel Pinto was one of the Good Guys. He had a house brand called "Cortina." I had Cortina rollers and a pump; very nice and cost less than the big name brands. I sold the rollers years ago, but I...
04-07-21, 05:01 PM
Replies: 8
Views: 267
Posted By JohnDThompson

Yes, in principle it can be repaired, but unless...

Yes, in principle it can be repaired, but unless there's great sentimental value in the bike, or you're willing and able to do the work yourself, it's likely not worthwhile.

There are four tubes...
04-07-21, 04:42 PM
Replies: 9
Views: 294
Posted By JohnDThompson

My guess would be late 70s to early 80s...

My guess would be late 70s to early 80s "Mirage."
04-06-21, 07:59 PM
Replies: 3,874
Views: 352,456
Posted By JohnDThompson

Phil Wood and Zeus both made thin-wall tools that...

Phil Wood and Zeus both made thin-wall tools that ought to work. Park also makes a splined tool that will ft the freewheel, but for some hubs, e.g. Campagnolo Record and some others, it won't fit...
04-06-21, 07:45 PM
Replies: 7
Views: 278
Posted By JohnDThompson

Internal gear hub adapted to modern cassette and...

Internal gear hub adapted to modern cassette and disc brake systems. Have they addressed the higher internal friction of hub gears?
04-05-21, 08:17 PM
Replies: 25
Views: 3,607
Posted By JohnDThompson

Correct.

Correct.
04-05-21, 08:16 PM
Replies: 25
Views: 3,607
Posted By JohnDThompson

A "missing link" designed for a 1/8" will work...

A "missing link" designed for a 1/8" will work for a 1/8" chain. It's a bit more complicated with 3/32" chains, since these vary in width depending on whether they are designed for 8, 9, 10, 11, etc....
04-05-21, 07:30 PM
Replies: 11
Views: 234
Posted By JohnDThompson

Yes, easy with the "correct tool." But keep...

Yes, easy with the "correct tool."

But keep in mind you'll need another "correct tool" to reinstall them properly.

If the goal is merely to remove the surface rust for cosmetic reasons, leave...
04-05-21, 06:26 PM
Replies: 121
Views: 3,320
Posted By JohnDThompson

Jersey pocket for me. And even though the phone...

Jersey pocket for me. And even though the phone is supposed to be waterproof, I put it in a ziplock bag. Otherwise, sweat collects between the Otterbox window and the screen and I have to take the...
04-05-21, 06:40 AM
Replies: 16
Views: 542
Posted By JohnDThompson

Yes, because the pads bear on the surface of the...

Yes, because the pads bear on the surface of the rim adjacent to the spokes, rather than on the sidewall.
Forum: Road Cycling
04-04-21, 08:22 PM
Replies: 23
Views: 534
Posted By JohnDThompson

No, not really. It's not hard to pull your feet...

No, not really. It's not hard to pull your feet out of toeclips when you use uncleated shoes. But uncleated shoes offer only marginal advantage over bare pedals. Toeclips and slotted cleats are just...
04-04-21, 08:01 PM
Replies: 8
Views: 234
Posted By JohnDThompson

And Phil Wood could supply 1-3/8" x 26tpi...

And Phil Wood could supply 1-3/8" x 26tpi mounting rings for a Phil cartridge of your choice.
04-04-21, 06:02 AM
Replies: 24
Views: 648
Posted By JohnDThompson

A dental caliper is an inexpensive tool to...

A dental caliper is an inexpensive tool to measure rim wear. Usually can be had for about US$5. The problem is, you have to know how much wear is too much wear.
04-02-21, 10:02 AM
Replies: 41
Views: 1,243
Posted By JohnDThompson

Once I became a geezer, I stopped caring about...

Once I became a geezer, I stopped caring about stuff like "power output."
04-02-21, 09:58 AM
Replies: 25
Views: 670
Posted By JohnDThompson

Virtually all dropout adjuster bolts from the...

Virtually all dropout adjuster bolts from the 1960s on are 3mm x 0.5mm thread.
04-02-21, 09:25 AM
Replies: 2
Views: 140
Posted By JohnDThompson

Harris Cyclery lists them: ...

Harris Cyclery lists them:

https://www.sefiles.net/merchant/370/images/large/hsa106.jpg
https://www.harriscyclery.net/product/sturmey-archer-lubricator-oil-cap-816.htm
04-02-21, 06:14 AM
Replies: 22
Views: 435
Posted By JohnDThompson

Not to mention, the needlessly complex multiple...

Not to mention, the needlessly complex multiple threaded positions for mounting the sprockets on the body. :notamused:
04-01-21, 06:31 AM
Replies: 22
Views: 435
Posted By JohnDThompson

The best remover tools for those Regina 2-notch...

The best remover tools for those Regina 2-notch bodies are the Bicycle Research CT-1 and old-style Dura-Ace tools, as they have a stabilizing ring to minimize the risk of the tool slipping and...
03-30-21, 06:02 PM
Replies: 20,242
Views: 3,395,629
Posted By JohnDThompson

Bridgestone Hello Kitty 14"wheel Campagnolo Phil Wood Child's Bicycle '76 tennis

Bridgestone Hello Kitty 14"wheel Campagnolo Phil Wood Child's Bicycle '76 tennis
US $1,250.00 (Free shipping)

Very unusual, very small bicycle, made in Japan by Bridgestone, in exceptionally good...
03-30-21, 01:39 PM
Replies: 5
Views: 207
Posted By JohnDThompson

Yup. That''s a Gipiemme dropout. And it's a road...

Yup. That''s a Gipiemme dropout. And it's a road frame, not track.
03-30-21, 01:24 PM
03-30-21, 01:19 PM
Replies: 9
Views: 253
Posted By JohnDThompson

You have to remove the wheel from the bike before...

You have to remove the wheel from the bike before you can fit a new tire.
03-30-21, 01:17 PM
Replies: 18
Views: 475
Posted By JohnDThompson

Do you have the rings installed with the proper...

Do you have the rings installed with the proper side facing out (if counterbored, it should be obvious, but you never know)?

If indexed shifting, do you have the pins in the proper orientation...
03-30-21, 05:57 AM
Replies: 5
Views: 224
Posted By JohnDThompson

Tektro makes some long-reach, dual pivot...

Tektro makes some long-reach, dual pivot calipers. With decent pads they provide adequate stopping power. I used these when I converted my wife's bike to 650B:
03-28-21, 07:50 PM
Replies: 8
Views: 271
Posted By JohnDThompson

One of the guys who volunteers at the charity...

One of the guys who volunteers at the charity shop where I work has a fully-enclosed recumbant. He usually rides it with the cover off, because otherwise it gets too steamy inside.
03-28-21, 07:39 PM
Replies: 213
Views: 15,569
Posted By JohnDThompson

Perhaps something like the Aero Gran Compe...

Perhaps something like the Aero Gran Compe AGC-300 (37-43mm reach) or Universal AER (38-44mm reach)?
03-28-21, 07:14 AM
Replies: 31
Views: 725
Posted By JohnDThompson

Thee's really no functional benefit to radial...

Thee's really no functional benefit to radial spoking. And as mentioned above, if your hub isn't designed for radial spoking, there's a chance the hub flange may fail.
03-27-21, 06:20 PM
Replies: 5
Views: 169
Posted By JohnDThompson

The "Symmetric" shfter doesn't have a D-ring for...

The "Symmetric" shfter doesn't have a D-ring for tension adjustment, but it does have an Allen bolt that serves the same purpose. Part #9 in the diagram:

https://i.imgur.com/rVvffZS.jpg
03-27-21, 03:56 PM
Replies: 24
Views: 870
Posted By JohnDThompson

I carry a Park RW-1; fits 15mm pedals and...

I carry a Park RW-1; fits 15mm pedals and fixed-gear axle nuts, and 32mm threaded headsets, and is small enough to go in an under-saddle bag or can be mounted under a frame-mounted bottle cage.
03-27-21, 03:44 PM
Replies: 38
Views: 909
Posted By JohnDThompson

It's "mods" versus "rockers," still. ...

It's "mods" versus "rockers," still.

https://www.morebikes.co.uk/wp-content/uploads/sites/46/2014/07/Replica-of-Jimmys-scooter-in-the-film-QuadropheniaC.1966-Lambretta-LI150-Series-3-Scooter-2.jpg
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