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Forum: Folding Bikes
11-15-22, 04:38 PM
Replies: 11
Views: 477
Posted By 2_i

Indeed I used to have them for that specific...

Indeed I used to have them for that specific reason. However, in the long run they turned out to too much trouble and I took them off. Specifically, they did not release a lot of cable, 4mm if I...
Forum: Folding Bikes
09-15-22, 05:20 AM
Forum: Folding Bikes
08-06-22, 01:24 AM
Replies: 16
Views: 934
Posted By Ron Damon

It is a $5 Syte brand part made out of Al-alloy....

It is a $5 Syte brand part made out of Al-alloy. The bolts that came with it were too long so the bolts you see here are from what I had on hand. I haven't put it through its paces so I cannot make a...
Forum: Folding Bikes
07-06-22, 07:35 AM
Replies: 33
Views: 6,185
Posted By Ron Damon

Mine is four years old and the folding pivot is...

Mine is four years old and the folding pivot is still good and strong. Zero problems.

User's tip: lubricate the pivot with WD-40 like spray with a thin straw introduced through the bottle cage...
06-25-22, 06:43 AM
Replies: 7
Views: 266
Posted By Dan Burkhart

You can go as far as removing the gear carrier...

You can go as far as removing the gear carrier from the axle without having to worry about phasing the planetaries.
Once you disassemble the carrier it becomes necessary
06-24-22, 07:37 PM
Replies: 7
Views: 266
Posted By Dan Burkhart

the purpose of that tool is to phase the...

the purpose of that tool is to phase the planetary gears. The Nexus/Alfine gear carrier sub assembly has the sun and planetary gears in constant mesh, so unless you disassemble the gear carrier that...
Forum: Folding Bikes
04-05-22, 05:29 AM
Replies: 11
Views: 784
Posted By 2_i

This noodle housing is lighter and can work over...

This noodle housing is lighter and can work over tighter angles without much loss in the transferred cable tension. In that, it is very appropriate for folders. Moreover, you hardly use any cable...
Forum: Folding Bikes
03-20-22, 01:00 PM
Replies: 15
Views: 1,557
Posted By zandoval

Also, don't forget that tightening the nut is...

Also, don't forget that tightening the nut is often a two man job as one person keeps the lower nut and assembly from turning leaving the other to concentrate on the top.

Don't forget to use "Lock...
Forum: Folding Bikes
03-20-22, 12:20 PM
Replies: 15
Views: 1,557
Posted By 79pmooney

Yeah, if you own a bike with such a headset (and...

Yeah, if you own a bike with such a headset (and that's nearly all bikes for about 50 years and still being made) that spanner and a good, solid large crescent wrench are valuable tools.

When you...
Forum: Folding Bikes
03-20-22, 11:45 AM
Replies: 7
Views: 804
Posted By 2_i

Brompton Tensioner Chain Keeper

When debris gets in-between Brompton's chain and tensioner pulley, the chain routinely liberates itself. For me this has been a problem in winter, with the tensioner orienting itself low due to a...
Forum: Folding Bikes
01-22-22, 03:29 AM
Replies: 37
Views: 4,294
Posted By Joe Remi

I suspect a lot of it has to do with they sell...

I suspect a lot of it has to do with they sell every bike they make that way. Harley-Davidson used to be like this in motorcycles, too, they sold the same basic design for decades and couldn't keep...
Forum: Folding Bikes
12-12-21, 02:19 PM
Replies: 9
Views: 1,117
Posted By Schwinnsta

I made a diy version for my Xootr Swift. I bonded...

I made a diy version for my Xootr Swift. I bonded inner tube to all contact surfaces of the carrier with contact cement to protect the surfaces of the bike in case of any movement. By bonding the...
Forum: Folding Bikes
12-08-21, 09:44 AM
Replies: 9
Views: 1,117
Posted By kwantani

I measured mine, is around 67mm.

I measured mine, is around 67mm.
11-15-21, 04:09 PM
Replies: 17
Views: 1,608
Posted By chas58

Yes, gears multiply torque. If you have 36t...

Yes, gears multiply torque. If you have 36t chainring and 36t cog in the rear, you are 1:1 (like a hub motor). If you gear down lower, you are multiplying the torque. That is why mid drives are...
11-14-21, 01:50 AM
Replies: 17
Views: 1,608
Posted By Leisesturm

Mid-drive vs hub motor is not about torque, its...

Mid-drive vs hub motor is not about torque, its about range! Speed range. The torque of a hub motor can be low OR high but not both! So the speed range is fixed around a high torque/low speed or low...
11-13-21, 08:05 AM
Replies: 17
Views: 1,608
Posted By late

Yes, of course, gearing gives you more range, and...

Yes, of course, gearing gives you more range, and more power up a hill, because of the mechanical advantage it gets from the gears.
Forum: Folding Bikes
10-25-21, 09:00 PM
Replies: 7
Views: 2,039
Posted By 2_i

Klickfix UniKlip Rack Bags

Klickfix/Rixen&Kaul UniKlip mount allows for of a bag on a rack without any provisions from the rack side. Two rack bags on the market are particularly well suited, in terms of dimensions, for...
Forum: Folding Bikes
10-08-21, 11:47 PM
Replies: 15
Views: 6,758
Posted By Jipe

R&M has two elastomer, allround and hard:...

R&M has two elastomer, allround and hard: Vouwfietsen has them, its an official R&M reseller from The Netherlands (https://www.vouwfietsen.com/onderdelen/birdy-onderdelen/birdy-veer-vouwdelen/)
...
09-27-21, 03:04 AM
Replies: 24
Views: 9,164
Posted By 2_i

I have been using TSG...

I have been using TSG...
Forum: Folding Bikes
08-16-21, 07:16 PM
Replies: 2,257
Views: 602,479
Posted By Huggable

Green Basikal didn't organise the pictures into...

Green Basikal didn't organise the pictures into an album, hence you can read up the comments in each photo to piece together the puzzle.

Posted on 9 July by Green Basikal on Facebook:

Birdy...
Forum: Folding Bikes
08-04-21, 09:19 AM
Replies: 2,257
Views: 602,479
Posted By Jipe

To know if it will work, you need to measure the...

To know if it will work, you need to measure the chainline.

R&M adapts the chainline of the Birdy according to the rear transmission, its different for the different Birdy with different IGH and...
Forum: Folding Bikes
07-27-21, 05:38 AM
Replies: 72
Views: 27,255
Posted By 2_i

In the upshift, the chain still on the smaller...

In the upshift, the chain still on the smaller ring, but pressed against the larger ring, must grab a pin or tooth tip with the opening in the link, to climb up onto the larger ring. If the opening...
Forum: Folding Bikes
07-27-21, 03:11 AM
Replies: 72
Views: 27,255
Posted By Jipe

The cogs sequence is important because the...

The cogs sequence is important because the grooves of the hyperglide system (or other brands similar system) follow each other on every cog.

If non sequential cogs are used, these grooves do not...
Forum: Folding Bikes
07-26-21, 06:22 AM
Replies: 72
Views: 27,255
Posted By 2_i

For shifting up, I expand the lower lip of the...

For shifting up, I expand the lower lip of the inner cage, by soldering a stainless piece there. In the end, I tailor the cage to the rings and the derailleur mounting. The manufacturers may market a...
Forum: Folding Bikes
07-26-21, 02:40 AM
Replies: 72
Views: 27,255
Posted By Jipe

On modern bike gearing, upshifting with the front...

On modern bike gearing, upshifting with the front derailleur is helped a lot by pins and grooves on the bigger chainring (each brand has its own tricks and commercial name for that).

If your...
Forum: Folding Bikes
06-01-21, 02:39 AM
Replies: 8
Views: 1,977
Posted By Falconista

Looks like a good solution. Would be interesting...

Looks like a good solution. Would be interesting to hear if it makes any difference to the steering if the bag is vertical rather than horizontal. It would reduce any turning moment on the handle...
Forum: Folding Bikes
05-28-21, 04:55 PM
Replies: 8
Views: 1,977
Posted By 2_i

I rode again extensively trying to look for the...

I rode again extensively trying to look for the shimmy that Jipe mentioned, but there was none. Maybe the pack has at this moment too much load for that. The width is ~63cm. I'll be riding to work,...
Forum: Folding Bikes
05-20-21, 04:35 AM
Replies: 2
Views: 1,234
Posted By Schwinnsta

Yes, that is the part I made.

Yes, that is the part I made.
Forum: Folding Bikes
05-14-21, 12:52 PM
Replies: 75
Views: 19,312
Posted By Jipe

It was this shop: https://fietsenniclaes.be/ its...

It was this shop: https://fietsenniclaes.be/ its not on their website but the website doesn't show all what they sell, only part of what they have currently in stock, don't know if they till sell it ?
Forum: Folding Bikes
04-08-21, 07:40 AM
Replies: 61
Views: 17,423
Posted By Fentuz

I did not say the barrel adjuster give more...

I did not say the barrel adjuster give more power, I said the fitting assembly is the same. in both case you split the housing and run the cable through. Cable goes in [housing1 - traveller - housing...
Forum: Folding Bikes
04-07-21, 04:32 AM
Replies: 75
Views: 19,312
Posted By Jipe

They sold about 60000 bikes in 2020. They could...

They sold about 60000 bikes in 2020. They could have sold more if they could produce more.

The amount of bike sold was limited by the manufacturing capabilities due partly to parts availability...
04-04-21, 08:54 AM
Replies: 5
Views: 1,414
Posted By Pop N Wood

That is the one I am running with my Bafang. ...

That is the one I am running with my Bafang. Works perfectly.
Forum: Folding Bikes
04-03-21, 05:01 AM
Replies: 75
Views: 19,312
Posted By Jipe

I think that even 1200USD is too expensive for a...

I think that even 1200USD is too expensive for a bike that has no brand image.

If you look at who is buying a folding bike, there are people that do multi-modal commuting with most of the time a...
Forum: Folding Bikes
03-31-21, 08:07 PM
Replies: 19
Views: 6,340
Posted By Nyah

Without what is known as a thru-axle, a disc...

Without what is known as a thru-axle, a disc brake will not live up to its potential and, could be very disappointing. If the disc fork has a "C" shape in the part of the dropout where the axle...
Forum: Folding Bikes
03-31-21, 02:03 AM
Replies: 19
Views: 6,340
Posted By Fentuz

It s not just the fork you need to upgrade, you...

It s not just the fork you need to upgrade, you need a strong headset too and the Brompton OEM bearing are unlikely strong enough to handle the added cantilever load.
to convert to front disc brake...
Forum: Folding Bikes
03-28-21, 07:27 PM
Replies: 19
Views: 6,340
Posted By Schwinnsta

Braking forces are much greater because the...

Braking forces are much greater because the acceleration is much stronger. Your braking from speed in just a couple of seconds. That is a lot force. F=MA where A is the change of speed with time.
Forum: Folding Bikes
02-15-21, 06:59 PM
Replies: 62
Views: 39,090
Posted By biker101

A simple DIY solution, "hacking" a seatpost rack....

A simple DIY solution, "hacking" a seatpost rack. See:
http://mybikesite.org/#CarrierBlockMount
...
02-06-21, 02:02 PM
Replies: 16
Views: 1,468
Posted By veganbikes

I would replace the brakes with something like...

I would replace the brakes with something like the TRP Spyres, you will get a bigger pad and dual piston actuation. Those tiny BB5 pads and other similar tiny pads just don't give you much real...
02-06-21, 11:22 AM
Replies: 16
Views: 1,468
Posted By HillRider

Yes they do but Shimano sells equivalent rotors...

Yes they do but Shimano sells equivalent rotors with 6-bolt mounting.
Forum: Folding Bikes
01-27-21, 02:25 PM
Replies: 14
Views: 5,599
Posted By 2_i

Thanks for the transcription and finding links to...

Thanks for the transcription and finding links to the parts :thumb:
Forum: Folding Bikes
01-23-21, 04:00 PM
Replies: 33
Views: 6,185
Posted By tuleggi

You can find them in Netherland but it seems they...

You can find them in Netherland but it seems they finished the production so I guess they are the last stocks. This part seems holding well, it´s a tube inside another tube, so quite solid, and on...
Forum: Folding Bikes
01-10-21, 06:33 PM
Replies: 31
Views: 5,782
Posted By rhenning

Winfred the pedal makers law firms recommended...

Winfred the pedal makers law firms recommended having them so they cannot get legally in trouble if a pedal comes loose and someone gets injured. They can say did you use the clip??. Roger
Forum: Folding Bikes
01-09-21, 02:42 PM
Replies: 72
Views: 27,255
Posted By 2_i

Below is a photo of 4 adapters. From left to...

Below is a photo of 4 adapters. From left to right, they are the earlier Litepro, the more recent Litepro, Ridea and CM Wasson. Then there is Litepro B-Series with modified Suntour triple mounted....
Forum: Folding Bikes
01-05-21, 07:08 PM
Replies: 61
Views: 29,447
Posted By 2_i

Sure, I have two of the Shimano ones on my...

Sure, I have two of the Shimano ones on my Brompton. I even used them today when swapping tires for the studded ones :D. As to their use on BYB, I have no clue.
Forum: Folding Bikes
01-05-21, 08:49 AM
Replies: 61
Views: 29,447
Posted By 2_i

They play analogous role to cable releases on...

They play analogous role to cable releases on most bikes, e.g., those with V-brakes. They allow you to temporarily shorten the cable housing so that you can spread the brake pads farther apart and...
Forum: Folding Bikes
12-30-20, 08:52 AM
Replies: 42
Views: 9,796
Posted By Pinigis

I prefer the term “personal mobility device”. It...

I prefer the term “personal mobility device”. It seems to baffle them.
12-28-20, 03:20 PM
Replies: 29
Views: 2,735
Posted By dsaul

Brompton frames are made with a mixture of fillet...

Brompton frames are made with a mixture of fillet brazed joints and brazed lugs. In terms of strength, fillet brazing and TIG both produce a joint that is stronger than the parent tubes, when done...
Forum: Folding Bikes
12-11-20, 04:52 PM
Replies: 61
Views: 17,423
Posted By Jipe

Yes, a short reach is too short to reach the...

Yes, a short reach is too short to reach the Brompton rim from the fork caliper hole, if the reach would be long enough, it wouldn't be a short reach.

The Cane Creek eeBrake has normally a top...
09-29-20, 08:20 AM
Replies: 14
Views: 1,110
Posted By 2_i

No, you show a picture of a new improved valve...

No, you show a picture of a new improved valve that does not use the hose anymore. The traditional one, with a hose, is shown below. Otherwise utilitarian bikes tend to uphold local traditions and...
09-29-20, 08:13 AM
Replies: 14
Views: 1,110
Posted By Trevtassie

Nah, the original version of the dunlop valve had...

Nah, the original version of the dunlop valve had a simple spike with two holes, that a little rubber tube slipped over. The tube acted as a one way valve, blocking the holes and also sealed the...
Showing results 1 to 50 of 64
 


 
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