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Search: Posts Made By: 2_i
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Forum: Folding Bikes
10-12-19, 05:39 AM
Replies: 11
Views: 252
Posted By 2_i

I solder cages using stainless steel sheet and...

I solder cages using stainless steel sheet and Stay Brite silver solder. Chain wipes away solder like butter but when the solder stays behind and only steel is facing the chain it all works fine. I...
Forum: Folding Bikes
10-10-19, 10:22 PM
Replies: 4
Views: 184
Posted By 2_i

No, the rear sprockets on Brompton are fairly...

No, the rear sprockets on Brompton are fairly thick, while having a wider chain than the minimal for a ring goes with impunity. Sure 8sp ring would be better, but once you put too many specifications...
Forum: Folding Bikes
10-10-19, 10:27 AM
Replies: 13
Views: 391
Posted By 2_i

I learned the hard way that in some particularly...

I learned the hard way that in some particularly demanding situations even stainless steel may need to be avoided as too brittle.
Forum: Folding Bikes
10-10-19, 05:14 AM
Replies: 13
Views: 391
Posted By 2_i

The chain transmits a lot of force - after all it...

The chain transmits a lot of force - after all it propels the bike. The pulley axle bolt provides quite a bit of leverage. I know that it can be hard to believe, but every time this Ti Parts pusher...
Forum: Folding Bikes
10-09-19, 09:12 PM
Replies: 13
Views: 391
Posted By 2_i

Brompton: Chain pusher with Rollers

Chain pusher on Brompton moves upper tensioner pulley to direct chain on one or another cog. Aftermarket pushers are equipped with rollers there to reduce friction of the pusher claws against the...
Forum: Folding Bikes
10-09-19, 01:52 PM
Replies: 4
Views: 184
Posted By 2_i

Look whether you can find a ring with a...

Look whether you can find a ring with a chainguard if you ever want to ride in long pants. Yes, you need 39T, 5-bolt, unless you decide to change the right crank too. It does not matter in practice...
Forum: Folding Bikes
10-09-19, 07:23 AM
Replies: 13
Views: 391
Posted By 2_i

Brompton: Hinge bolts out of Alu

Proper securing of hinges on a folder is pretty critical. Yet manufacturers can come up with something so ridiculous as aluminum bolts securing the hinges. In the case of Brompton I came across such...
Forum: Folding Bikes
10-09-19, 07:17 AM
Replies: 13
Views: 391
Posted By 2_i

Flawed Aftermarket Parts and Accessories

Market for parts and accessories for folders aimed at lightening them or extending their capabilities is substantial. Yet many of the items are not designed or tested with the scrutiny typical for...
Forum: Folding Bikes
10-01-19, 02:04 AM
Replies: 3
Views: 380
Posted By 2_i

To work properly, the clamps should have claws...

To work properly, the clamps should have claws with material removed at the center or otherwise be concave. The clamps at AliExpress seem to have straight claws. The clamps of current choice are...
Forum: Folding Bikes
09-29-19, 07:52 PM
Replies: 9
Views: 481
Posted By 2_i

What sort of lubricants are you using? Anything...

What sort of lubricants are you using? Anything plastic dedicated or run of the mill? Is lubrication more important for this type of housing than for traditional. I gave up on lubricating cables long...
Forum: Folding Bikes
09-28-19, 02:22 AM
Replies: 9
Views: 481
Posted By 2_i

Thanks for the tip. In reviews it has been more...

Thanks for the tip. In reviews it has been more common to encountered opinions of improved shifting with Jagwire and deteriorated with no-name. With this I was thinking myself about using Jagwire...
Forum: Folding Bikes
09-25-19, 11:43 AM
Replies: 9
Views: 481
Posted By 2_i

Thanks, I actually got myself a set, but looking...

Thanks, I actually got myself a set, but looking at it I have serious reservations about putting it on. In transport the cables will undoubtedly get caught here and there. The links will separate...
Forum: Folding Bikes
09-24-19, 10:19 PM
Replies: 9
Views: 481
Posted By 2_i

Nokon/Elite/Bamboo Cable Housing on Folders?

Has anybody had significant experiences with Nokon, Jagwire Elite Link or equivalent segmented cable housing on folders? Sure such housing can save weight, but I estimate that the total saving on a...
Forum: Folding Bikes
09-16-19, 10:43 AM
Replies: 6
Views: 677
Posted By 2_i

When you buy a new Brompton, you have the option...

When you buy a new Brompton, you have the option of customizing it. I would go to the customization site (https://www.brompton.com/bikes/build/bike-builder#) and figure out what you might want from...
Forum: Folding Bikes
09-12-19, 07:29 AM
Replies: 10
Views: 954
Posted By 2_i

Domestically, the largest e-commerce site is...

Domestically, the largest e-commerce site is Jingdong (JD.com). However, just that something is there does not translate to what is on the ground when one walks in and wants to see and try out....
Forum: Folding Bikes
09-11-19, 07:38 AM
Replies: 12
Views: 776
Posted By 2_i

Are you away from the bike, so that you cannot...

Are you away from the bike, so that you cannot measure it? Otherwise, if you have no caliper at hand, you can measure circumference with tape, and divide by Pi. If you have no tape, use a string and...
Forum: Folding Bikes
09-11-19, 07:24 AM
Replies: 10
Views: 954
Posted By 2_i

One of the benefits of riding in China or...

One of the benefits of riding in China or anywhere else, is that you participate in an activity with others there and begin to get an idea how the society operates. Of course there are rules that...
Forum: Folding Bikes
09-10-19, 11:25 PM
Replies: 10
Views: 954
Posted By 2_i

Foreign bikes are more expensive in China than...

Foreign bikes are more expensive in China than outside. Dahons are cheaper there than outside, but may have inferior parts. My suspicion is that you may find deals around electric folding bikes as...
09-09-19, 10:34 PM
Replies: 3
Views: 699
Posted By 2_i

Chain guard will primarily protect your pants...

Chain guard will primarily protect your pants from getting stained but not chain. Front fender will presumably do more for the chain than the guard. There exist enclosed chain guards, but for these...
Forum: Folding Bikes
09-09-19, 08:43 PM
Replies: 52
Views: 3,960
Posted By 2_i

What I often saw and heard of around campuses has...

What I often saw and heard of around campuses has been vandalism, particularly around games, with bike wheels jumped on just for the sake of smashing.
Forum: Folding Bikes
09-07-19, 01:24 PM
Replies: 18
Views: 1,274
Posted By 2_i

Good to hear that :thumb:. [/color] Horses...

Good to hear that :thumb:.

[/color]
Horses for courses. Surely you must like one shifter better than two, but as to the gear selection I do not see much of a difference compared to a regular...
Forum: Folding Bikes
09-04-19, 10:14 PM
Replies: 9
Views: 1,192
Posted By 2_i

It is well more complicated than it sounds even...

It is well more complicated than it sounds even when you are in the country taking a vacation and you lack the infrastructure that normally comes with the location. Beyond that you may still not like...
Forum: Folding Bikes
09-03-19, 06:54 PM
Replies: 9
Views: 1,192
Posted By 2_i

Even in the latter case the emphasis seemed to be...

Even in the latter case the emphasis seemed to be on the weight and appearance, without an indication whether the bike ended up being any good.

From my own experience, I asked 3Sixty whether a...
Forum: Folding Bikes
09-02-19, 12:24 PM
Replies: 9
Views: 1,192
Posted By 2_i

Let's see, so for my selection I pay $900, S/H...

Let's see, so for my selection I pay $900, S/H included, and I cannot even figure whether and what rack I am getting, as photos change with no strict correspondence to selections, and I can recognize...
08-31-19, 05:30 PM
Replies: 7
Views: 987
Posted By 2_i

Finding waterproof boxes that meet one's space...

Finding waterproof boxes that meet one's space constraints is tough. Cheaper cases on AliExpress may be of such quality that one fears that opening them would break them. One way going about this is...
Forum: Folding Bikes
08-30-19, 09:45 PM
Replies: 55
Views: 4,535
Posted By 2_i

Different cranksets can stop at different depths...

Different cranksets can stop at different depths on the same BB axle, so for one brand/age of a crankset you may get away without spacers and for other you might not. The overreaching rule is to have...
Forum: Folding Bikes
08-30-19, 06:41 PM
Replies: 55
Views: 4,535
Posted By 2_i

DON'T DO THIS axle thing. The good outcome would...

DON'T DO THIS axle thing. The good outcome would be that it does nothing, the bad that it ruins your crank. For one you are pointing to the wrong side of the BB, but maybe you just did not pay the...
Forum: Folding Bikes
08-30-19, 04:10 PM
Replies: 8
Views: 1,135
Posted By 2_i

The car racer, Jessi Combs, who perished while...

The car racer, Jessi Combs, who perished while this thread was active, had a distinguished metalworking career. She was accomplished as a welder and created her own line of welding gear for women.
...
Forum: Folding Bikes
08-30-19, 03:48 PM
Replies: 55
Views: 4,535
Posted By 2_i

Yes, it is possible that you do not need to order...

Yes, it is possible that you do not need to order a new BB at all. The BB can be shifted to the right by few mm by placing a spacer or spacers under the drive side BB cup. These spacers have the same...
08-29-19, 08:56 AM
Replies: 30
Views: 3,085
Posted By 2_i

Not sure there. The cap does not seem insulated...

Not sure there. The cap does not seem insulated and the spout seems capable of burning lips. Maybe some owner can comment.
Forum: Folding Bikes
08-28-19, 06:56 AM
Replies: 119
Views: 51,966
Posted By 2_i

Maybe then Helix should be compared against Bike...

Maybe then Helix should be compared against Bike Friday New World Tourist (NWT) rather than Brompton. NWT rides pretty much like a full-size bike and can be ordered to fit one's dimensions. It has 21...
Forum: Folding Bikes
08-25-19, 10:24 PM
Replies: 8
Views: 1,135
Posted By 2_i

For hobby car racers it is DIY. The welding...

For hobby car racers it is DIY. The welding equipment is pretty central to their hobby. However they will also have a lift to take the engine out of a car - pretty abnormal for most people :).
...
Forum: Folding Bikes
08-25-19, 01:53 PM
Replies: 8
Views: 1,135
Posted By 2_i

Car racing acquaintances weld aluminum regularly....

Car racing acquaintances weld aluminum regularly. The welding equipment is large and expensive and you must be skilled to operate it. You might check with garages that specialize in motorcycle...
08-24-19, 07:04 PM
Replies: 7
Views: 403
Posted By 2_i

You could put a spacer to push the BB a bit out...

You could put a spacer to push the BB a bit out to the drive side, giving the chain less chance to catch the pins.
08-24-19, 06:58 PM
Replies: 24
Views: 3,276
Posted By 2_i

Walking on ice & other surfaces

I have fallen quite a few times in winter after parking the bike and walking towards the building - the bike had winter tires with improved traction, but the traction for random winter boots was...
08-24-19, 05:24 PM
Replies: 21
Views: 1,027
Posted By 2_i

When my Brompton is so mudded that I fear it...

When my Brompton is so mudded that I fear it staining the hotel room, I put it under the shower and give it a solid soak. Over time I learned to cover the lights with nylon bags. I would look for...
08-20-19, 10:56 PM
Replies: 3
Views: 454
Posted By 2_i

Sugino Adjustable FD Mount...

Sugino Adjustable FD Mount (https://www.suginoltd.co.jp/us/products/accessory/smallParts.html)

Wickwerks Fit Link (https://wickwerks.com/products/fit-link-adapter/)

There might be one more such...
Forum: Folding Bikes
08-20-19, 08:19 PM
Replies: 55
Views: 4,535
Posted By 2_i

Not at lot to my credit - just adaptation to the...

Not at lot to my credit - just adaptation to the surroundings and on occasion adaptation for the Brompton :D. Most people in Rwanda ride single speed and just walk up when it gets steep. I could sit...
Forum: Folding Bikes
08-20-19, 04:16 PM
Replies: 55
Views: 4,535
Posted By 2_i

Actually, from the photo the grade is about 30%....

Actually, from the photo the grade is about 30%. I actually was able to start the bike up from this parking, without zigzagging and my smallest ring was then 24T. Since then I went down to 20T. For...
Forum: Folding Bikes
08-20-19, 01:40 PM
Replies: 55
Views: 4,535
Posted By 2_i

To supplement from another thread, this is a...

To supplement from another thread, this is a random street behind my bank in Rwanda, on the way to a coffee place.
...
Forum: Folding Bikes
08-20-19, 01:26 PM
Replies: 55
Views: 4,535
Posted By 2_i

Depends on one's situation. When riding around...

Depends on one's situation. When riding around home during fair times of the year, I would use only two top rings. In winter I would use only two lower rings. During the last 2 years I worked for one...
Forum: Folding Bikes
08-19-19, 10:17 PM
Replies: 55
Views: 4,535
Posted By 2_i

A stiffer spring does not allow the cable to go...

A stiffer spring does not allow the cable to go slack on the smallest cog and generally maintains a higher tension in the cable counteracting any perturbations that the cable might encounter on its...
Forum: Folding Bikes
08-18-19, 09:47 PM
Replies: 2,223
Views: 529,989
Posted By 2_i

In the end, the bike needs to bring in a profit....

In the end, the bike needs to bring in a profit. When it is too complicated to make it manufacturable at a price that people can and are willing to pay for what it may provide, the regular production...
Forum: Folding Bikes
08-18-19, 09:31 PM
Replies: 55
Views: 4,535
Posted By 2_i

I use Sturmey-Archer hub twist shifters both for...

I use Sturmey-Archer hub twist shifters both for BWR and cogs. I.e. from the cog perspective it is a random 3-speed shifter. The spacers that I put between the cogs are also on the random side - I...
Forum: Folding Bikes
08-18-19, 01:50 PM
Replies: 55
Views: 4,535
Posted By 2_i

Improved 3-Cog Shifting

From all my Brompton modifications, the shifting over 3-cogs, that replaced 2, has been the most frustrating, with gears sticking and not matching index shifter position. (For replacement details see...
Forum: Folding Bikes
08-17-19, 12:52 PM
Replies: 7
Views: 1,663
Posted By 2_i

T-bag is not a bad deal given what you get and...

T-bag is not a bad deal given what you get and the size of the market it is made for. I would only recommend adapting it to work as a backpack. Otherwise, your options include:

Vincita...
Forum: Folding Bikes
08-15-19, 09:04 PM
Replies: 999
Views: 227,330
Posted By 2_i

Sorry, right, I got confused with the cities. $15...

Sorry, right, I got confused with the cities. $15 for a few h is rather stiff. I normally try to keep the rental down to about $10/day, but I did pay significantly more on an occasion for a higher...
Forum: Folding Bikes
08-15-19, 04:58 PM
Replies: 999
Views: 227,330
Posted By 2_i

So did you end up buying a Dahon for Jeddah,...

So did you end up buying a Dahon for Jeddah, rather than the Decathlon or another one? How is it? The tires seem to be capable of coping with the terrain on which you get to ride :).
08-13-19, 12:06 PM
Replies: 5
Views: 1,142
Posted By 2_i

I have one on a bike actually - for this I got...

I have one on a bike actually - for this I got one produced for cigar boxes at a cost of few $. Another one that I have is in a humidity activated switch for a bathroom fan. Both are mechanical and...
08-12-19, 10:06 AM
Replies: 30
Views: 2,064
Posted By 2_i

These kind of repairs work when the saddle cover...

These kind of repairs work when the saddle cover begins to expire, slightly extending life of the cover. At some point, though, sooner than you think, there is nothing there to fix anymore of...
Showing results 1 to 50 of 1000
 


 
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