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Search: Posts Made By: tcs
Showing results 1 to 50 of 1000
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Forum: Folding Bikes
05-24-24, 08:31 AM
Replies: 5
Views: 172
Posted By tcs

They also showed this "P18" model. I think these...

They also showed this "P18" model. I think these are ISO451 wheels.
...
Forum: Classic & Vintage
05-24-24, 08:10 AM
Replies: 529
Views: 41,515
Posted By tcs

Great Egret (Ardea alba) fishing at the base of...

Great Egret (Ardea alba) fishing at the base of the spillway:

https://cimg2.ibsrv.net/gimg/bikeforums.net-vbulletin/960x1280/img_3633_2c2995a39c366600e42d2b46d07ad965fd368a0f.jpeg
Forum: Bicycle Mechanics
05-24-24, 08:01 AM
Replies: 16
Views: 364
Posted By tcs

Drop bar "mullet" shifted with a Microshift 'SRAM...

Drop bar "mullet" shifted with a Microshift 'SRAM MTB 1x12' bar end.

https://cimg8.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1980/img_3644_0a5887922149e9dd1db15fd3812ad15692484f2c.jpg


This...
Forum: Folding Bikes
05-23-24, 07:25 PM
Replies: 5
Views: 172
Posted By tcs

Dahon @ 32nd China International Bicycle Exhibition, Shanghai

Info from the show, recently concluded, featuring as these shows do, aspirational models.

PC22 carbon fiber, Deltech, Lockjaw II:
...
Forum: Folding Bikes
05-23-24, 06:45 PM
Replies: 0
Views: 77
Posted By tcs

Dr. David Hon autobiography

82 y.o. Dr. Hon (Dr. Han Dewei) is posting short chapters of an autobiography. He's up to chapter 9 and ~high school. I've only found this on dahon.com.cn, so fair notice this link is to a Chinese...
Forum: Folding Bikes
05-21-24, 11:38 AM
Replies: 5
Views: 279
Posted By tcs

Brompton: decent year in a challenging market

These are trying times in the cycle industry. The bike business news is full of closings, layoffs, and bankruptcies. In that context, Brompton is doing okay.
...
Forum: General Cycling Discussion
05-21-24, 10:53 AM
Replies: 50
Views: 1,952
Posted By tcs

Dr. Hon has gotten on a real triangulation kick...

Dr. Hon has gotten on a real triangulation kick lately.
...
Forum: Touring
05-20-24, 11:24 AM
Replies: 70
Views: 2,125
Posted By tcs

Just a quick price check on REI: 110g isobutane,...

Just a quick price check on REI: 110g isobutane, six bucks / 220g, seven bucks / 450g, eight bucks.

Show of hands for who is surprised by this and doesn't understand why.

For the cycletourist...
Forum: General Cycling Discussion
05-20-24, 10:31 AM
Replies: 50
Views: 1,952
Posted By tcs

Vespa. Front and rear single-sided wheels since...

Vespa. Front and rear single-sided wheels since 1946. Most models even carried a spare tire.
...
Forum: Touring
05-18-24, 06:08 AM
Replies: 70
Views: 2,125
Posted By tcs

FWIW, white gas is available in quarts (32oz,...

FWIW, white gas is available in quarts (32oz, 0.95L) in many markets.
...
Forum: Folding Bikes
05-18-24, 05:42 AM
Replies: 3
Views: 283
Posted By tcs

I think barginguy has called it. High ("3rd")...

I think barginguy has called it. High ("3rd") gear is selected with a cable slack condition. If your cable has slipped just a bit, it wouldn't affect high gear - more slack is still just slack.

...
Forum: General Cycling Discussion
05-18-24, 05:24 AM
Replies: 12
Views: 491
Posted By tcs

While the obscure chain-drive Lawson Bicyclette...

While the obscure chain-drive Lawson Bicyclette dates to the mid-1870s, the start of the safety bicycle era is generally dated to the Rover of 1885~87.

Lawson:
...
Forum: General Cycling Discussion
05-18-24, 05:09 AM
Replies: 50
Views: 1,952
Posted By tcs

The arching-cantilever folding bike frame,...

The arching-cantilever folding bike frame, pioneered by Dahon and widely copied.
...
Forum: Classic & Vintage
05-17-24, 06:53 AM
Replies: 28,032
Views: 4,602,041
Posted By tcs

https://cimg8.ibsrv.net/gimg/bikeforums.net-vbulle...

https://cimg8.ibsrv.net/gimg/bikeforums.net-vbulletin/370x280/tenor_9fb02f7ec84125f039864ae3d7caa3878993fe77.gif
Forum: Classic & Vintage
05-16-24, 05:40 PM
Replies: 28,032
Views: 4,602,041
Posted By tcs

Sturmey-ArcherParts.com out of Seattle USA has...

Sturmey-ArcherParts.com out of Seattle USA has them:

https://cimg3.ibsrv.net/gimg/bikeforums.net-vbulletin/956x332/screen_shot_2024_05_16_at_6_36_43_pm_7e43de3195c9524f52235004b01f93cb5045793b.png
Forum: Classic & Vintage
05-16-24, 05:27 PM
Replies: 28,032
Views: 4,602,041
Posted By tcs

Here's a shot of the official factory 1972...

Here's a shot of the official factory 1972 exploded view:
...
Forum: Classic & Vintage
05-16-24, 08:42 AM
Replies: 28,032
Views: 4,602,041
Posted By tcs

A bit confusing, isn't it? Sunburst shows us an...

A bit confusing, isn't it? Sunburst shows us an exploded view of a SW Mk I and then says 'my hub is different'. Wonder which hub we are actually dealing with here? No matter! That K67Z 'Ball Cage...
Forum: Classic & Vintage
05-16-24, 08:13 AM
Replies: 28,032
Views: 4,602,041
Posted By tcs

"Weight" is a rating, not an actual numerical...

"Weight" is a rating, not an actual numerical viscosity measurement.

Sunburst said they used GEAR oil. GEAR oil viscosity is measured at a different temperature than MOTOR oil - cylinder walls...
Forum: Classic & Vintage
05-16-24, 07:55 AM
Replies: 88
Views: 3,447
Posted By tcs

Fausto only knows, man. ...

Fausto only knows, man.

https://cimg7.ibsrv.net/gimg/bikeforums.net-vbulletin/311x339/screen_shot_2024_05_16_at_8_54_04_am_eceae8fa29cd8c6b600d9718b0add979e3e124dc.png
Forum: Bicycle Mechanics
05-16-24, 07:33 AM
Replies: 26
Views: 646
Posted By tcs

Single-speed or two-speed?

Single-speed or two-speed?
Forum: General Cycling Discussion
05-16-24, 07:25 AM
Replies: 50
Views: 1,952
Posted By tcs

Who told you you couldn't? ...

Who told you you couldn't?

https://cimg6.ibsrv.net/gimg/bikeforums.net-vbulletin/704x629/donkey_bike_fe87cac4bb3d8f0fa342e798e57b3cef2f83edf3.png
Forum: Touring
05-15-24, 09:35 PM
Replies: 70
Views: 2,125
Posted By tcs

The video's April 1 date might be a clue.

The video's April 1 date might be a clue.
Forum: Bicycle Mechanics
05-15-24, 09:17 PM
Replies: 7
Views: 259
Posted By tcs

The Sturmey-Archer K67Z "Ball Cage with 8 Balls"...

The Sturmey-Archer K67Z "Ball Cage with 8 Balls" tracks to HSA103 which tracks to HSA284. I see HSA284 is available from multiple vendors.

You can use 10 loose balls; stick 'em in with a...
Forum: Folding Bikes
05-15-24, 11:36 AM
Replies: 12
Views: 444
Posted By tcs

An RS-RF3? Hmph! Sturmey's specifications...

An RS-RF3? Hmph!

Sturmey's specifications say you can mount 13T to 24T sprockets on this hub.

https://www.sturmey-archer.com/files/catalog/files/271/SPECIFICATIONS%20-%20IGH%20C30.pdf

Visual...
Forum: Folding Bikes
05-15-24, 11:18 AM
Replies: 7
Views: 429
Posted By tcs

They say this new facility will double their...

They say this new facility will double their production capacity. I've seen no announcement from the company that they absolutely will not use any of the additional space to fabricate other models.
Forum: Folding Bikes
05-15-24, 06:20 AM
Replies: 7
Views: 429
Posted By tcs

Which they might well be doing. ...

Which they might well be doing.

https://www.theguardian.com/lifeandstyle/2022/feb/25/brompton-bikes-plans-100m-wetland-factory-on-stilts
...
Forum: Folding Bikes
05-15-24, 06:10 AM
Replies: 12
Views: 444
Posted By tcs

Hmm. Perhaps a Dahon Curve D3? That's got a...

Hmm. Perhaps a Dahon Curve D3?

That's got a 16T rear sprocket. It's easy and cheap to replace this with a 15T, 14T or even a 13T.

Plugging in a 46T chainwheel, 13T sprocket and ISO305mm...
Forum: Folding Bikes
05-15-24, 05:43 AM
Replies: 7
Views: 429
Posted By tcs

Bromptons have a non-inconsequential amount of...

Bromptons have a non-inconsequential amount of aluminum now: the cranks, rims, bars, brake calipers, hubshells, Pentaclip, folding pedal. I think Brompton is alone* in recommending the owner/rider...
Forum: Touring
05-14-24, 04:39 PM
Replies: 70
Views: 2,125
Posted By tcs

A Tout Terrain fitted with both a Pinion 12 and a...

A Tout Terrain fitted with both a Pinion 12 and a Rohloff 14 was exhibited back on April 1, 2018.

https://youtu.be/e-ig-R65yHg?si=Qj63I1Vmo5RtNgzW

3000% gear range. No word on whether this...
Forum: Folding Bikes
05-14-24, 04:27 PM
Replies: 7
Views: 429
Posted By tcs

At the 2015 Eurobike, Brompton showed a model...

At the 2015 Eurobike, Brompton showed a model with LumiLor paint that glowed when a small current was applied.

https://youtu.be/QYEYt4u7en0?si=PsMg6zyPHuR8ElSK

Yeah, never hit retail. Moral: ...
Forum: Bicycle Mechanics
05-14-24, 04:15 PM
Replies: 9
Views: 287
Posted By tcs

From my files: "Cesur rollerbrake to disc...

From my files:

"Cesur rollerbrake to disc adapter"

https://cimg2.ibsrv.net/gimg/bikeforums.net-vbulletin/645x444/cesur_rollerbrake_to_disc_adapter_33a70171dadd1f6f60cdfe87f5156a4ce60bc23a.png...
Forum: Classic & Vintage
05-13-24, 08:58 PM
Replies: 89
Views: 6,039
Posted By tcs

All what you want out of life, I suppose. The...

All what you want out of life, I suppose. The Jifo weighs under 9kg. The Brompton design is brilliant, but for last mile + fourth-floor walk-up, I'd choose the Jifo.
...
Forum: General Cycling Discussion
05-13-24, 08:45 PM
Replies: 50
Views: 1,952
Posted By tcs

The late Mike Burrows again: ...

The late Mike Burrows again:

https://cimg9.ibsrv.net/gimg/bikeforums.net-vbulletin/923x517/screen_shot_2024_05_13_at_9_43_58_pm_4942319ce43af8d0f366b33d3262fdf7f2ffb23f.png
Forum: Folding Bikes
05-11-24, 10:31 AM
Replies: 16
Views: 515
Posted By tcs

So you don't necessarily want a folding tandem,...

So you don't necessarily want a folding tandem, just one that easily fits in your vehicle.



I've hauled my tandem a zillion miles (1.6 zillion kilometers) slid into a minivan with the front...
Forum: Classic & Vintage
05-11-24, 09:43 AM
Replies: 15
Views: 479
Posted By tcs

The Smithsonian has in their collection a...

The Smithsonian has in their collection a Stumpjumper identical to my 1982. Smithsonian. Hmm. Classic enough for me. :)
Forum: Bicycle Mechanics
05-11-24, 09:37 AM
Replies: 16
Views: 276
Posted By tcs

The thread title contains "generic coaster hub". ...

The thread title contains "generic coaster hub". If the meaning was coaster brake hub, note that more (excessive) slack = delayed braking. Other posters have included the word 'minimum'. Subtle...
Forum: Classic & Vintage
05-10-24, 12:07 PM
Replies: 28,032
Views: 4,602,041
Posted By tcs

The contemporary Fichtel & Sachs 55 and 415 hubs...

The contemporary Fichtel & Sachs 55 and 415 hubs also had neutrals. The H3111 (which became the SRAM T3) was introduced in 1976 and did not have a neutral.
Forum: Touring
05-09-24, 10:28 AM
Replies: 35
Views: 1,330
Posted By tcs

Yep. And you can get poor wheels, too. I'll...

Yep. And you can get poor wheels, too. I'll spare everybody my boring horror stories and just say there's a reason I began building my own wheels.
Forum: Classic & Vintage
05-08-24, 11:43 AM
Replies: 28,032
Views: 4,602,041
Posted By tcs

The late Jobst Brandt said the AW was...

The late Jobst Brandt said the AW was unconditionally unacceptable.

The late Sheldon Brown pointed out that tens of millions of cyclists employed the AW without issue.

The AW is not...
Forum: Touring
05-08-24, 10:49 AM
Replies: 35
Views: 1,330
Posted By tcs

247 opinions: ...

247 opinions:

https://www.bikeforums.net/classic-vintage/1229514-what-constitutes-classic-vintage-bicycle.html


I would think that pre-indexed shifting would be vintage, while indexed shifting...
Forum: Folding Bikes
05-04-24, 05:06 PM
Replies: 39
Views: 1,350
Posted By tcs

:roflmao2::roflmao2::roflmao2: My BF tikit...

:roflmao2::roflmao2::roflmao2:

My BF tikit and the "dangerous to ride - handlepost snaps off" recall: they said they contacted every tikit owner they had info on. I bought my tikit from the...
Forum: Classic & Vintage
05-03-24, 12:43 PM
Replies: 529
Views: 41,515
Posted By tcs

Same bridge as post no. 434...but a different...

Same bridge as post no. 434...but a different bike!

https://cimg5.ibsrv.net/gimg/bikeforums.net-vbulletin/956x1280/img_3585_df521f4df378835c4d50f2a7d859cd9aaf9851d6.jpeg
Forum: Folding Bikes
05-03-24, 07:42 AM
Replies: 39
Views: 1,350
Posted By tcs

USA: no import tariffs under $800USD.

USA: no import tariffs under $800USD.
Forum: General Cycling Discussion
05-03-24, 07:36 AM
Replies: 25
Views: 1,028
Posted By tcs

Hebie Chainglider 350: ...

Hebie Chainglider 350:

https://www.hebie.de/en/protection/chainguard/chainglider/350/
Forum: General Cycling Discussion
05-03-24, 07:33 AM
Replies: 25
Views: 1,028
Posted By tcs

Prototype enclosed derailleur drivetrain by...

Prototype enclosed derailleur drivetrain by Sturmey-Archer for the Gazelle Company:
...
Forum: Folding Bikes
05-01-24, 08:34 PM
Replies: 39
Views: 1,350
Posted By tcs

I only ever saw one of these bikes and my memory...

I only ever saw one of these bikes and my memory isn't crystal on this, but: the ball joint eye bolt pulls the seat post up when unfolding, but the seatpost is held up when unfolded by closing the...
Forum: Classic & Vintage
04-29-24, 04:05 PM
Replies: 529
Views: 41,515
Posted By tcs

I liked the builder's plate on this little path...

I liked the builder's plate on this little path bridge:

https://cimg2.ibsrv.net/gimg/bikeforums.net-vbulletin/960x1280/img_3492_1__4b388be91e565c8579dbe9fd8142e5fcc6f3abc2.jpeg


The Steadfast...
Forum: Electronics, Lighting, & Gadgets
04-26-24, 10:02 AM
Replies: 18
Views: 661
Posted By tcs

Minoura makes all kinds of light mounts. ...

Minoura makes all kinds of light mounts.

https://cimg2.ibsrv.net/gimg/bikeforums.net-vbulletin/1016x318/screen_shot_2024_04_26_at_11_01_02_am_7c59fd0e6c871883759ee20404ad3cd74d30ae1a.png
Forum: Bicycle Mechanics
04-26-24, 09:53 AM
Replies: 22
Views: 770
Posted By tcs

So long as we're talking about 3-speeds, I...

So long as we're talking about 3-speeds, I encourage folks not to be intimidated and do the job per factory rather than sling seeping oil all over their rear wheel. Maybe that's just me. Anyway,...
Forum: Commuting
04-25-24, 10:21 AM
Replies: 24
Views: 1,589
Posted By tcs

Ya, locks aren't talismans. You gotta embrace the...

Ya, locks aren't talismans. You gotta embrace the method and use good technique as well as good locks.

While you're at it, here are some wheel, saddle and component security do-dads:
...
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