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Search: Posts Made By: Jipe
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Forum: Folding Bikes
11-26-22, 04:29 PM
Replies: 11
Views: 305
Posted By Jipe

+1, its the smallest and has folded a clean...

+1, its the smallest and has folded a clean rectangular shape with an almost equal length and height

Indeed relatively expensive (there is a cheaper A-line Brompton now) but can very easily be...
Forum: Folding Bikes
11-01-22, 06:39 AM
Replies: 250
Views: 14,608
Posted By Jipe

Excellent ! Its a major drawback on some...

Excellent !

Its a major drawback on some folding bikes like the Brompton to have a rear rack that doesn't allow to carry rear pannier.
Forum: Folding Bikes
10-27-22, 09:37 AM
Replies: 1,386
Views: 386,147
Posted By Jipe

One more never folded folding bike !

One more never folded folding bike !
Forum: Folding Bikes
10-13-22, 10:00 AM
Replies: 250
Views: 14,608
Posted By Jipe

What does such a stupid empty post bring to the...

What does such a stupid empty post bring to the topic ?
Forum: Folding Bikes
10-04-22, 04:48 AM
Replies: 39
Views: 1,608
Posted By Jipe

This tire was well developed by Schwalbe on...

This tire was well developed by Schwalbe on demand and for Brompton.

The fact that it is also sold by some individuals on a grey market platform in Asia doesn't mean that it is officially sold by...
Forum: Folding Bikes
09-21-22, 02:50 AM
Replies: 250
Views: 14,608
Posted By Jipe

I fully agree with Gleearch: providing the bike...

I fully agree with Gleearch: providing the bike with the rack that perfectly fit for it is much better than letting the buyer find a rack that won't perfectly fit and will need ugly adapters to be...
Forum: Folding Bikes
08-31-22, 02:07 AM
Replies: 51
Views: 2,209
Posted By Jipe

I am very sorry for you. The drawback of...

I am very sorry for you.

The drawback of folding bike that are easy to carry is that they are as easy to be stolen !

For the Brompton in Europe its a nightmare because there is a high demand...
Forum: Folding Bikes
08-30-22, 04:37 AM
Replies: 64
Views: 1,512
Posted By Jipe

Sorry, it was just for the picture of an example...

Sorry, it was just for the picture of an example of such this type of folding bike.

For the Vello, a friend of mine had one and the manufacturing isn't really good. You can for instance compare...
Forum: Folding Bikes
08-27-22, 03:24 AM
Replies: 38
Views: 1,248
Posted By Jipe

I put an aluminum sandwich disc with a steel...

I put an aluminum sandwich disc with a steel cable attached to the bottom of the seatpost it limit the maximum extension of the seatpost and prevent to easily take the seatpost+saddle out of the bike...
Forum: Folding Bikes
08-18-22, 04:40 AM
Replies: 50
Views: 1,175
Posted By Jipe

The main disadvantage of rim brake on a small...

The main disadvantage of rim brake on a small wheel bike isn't the lack of braking power (there are excellent rim brake calipers and V-brakes) but the rim wear which on a small wheel bike is much...
Forum: Folding Bikes
08-12-22, 01:23 AM
Replies: 250
Views: 14,608
Posted By Jipe

Yes, rim brakes weight less, are less fragile...

Yes, rim brakes weight less, are less fragile than disc and need less maintenance than hydraulic disc brakes.

But they have also drawbacks especially on small wheel bikes on which the wear of the...
Forum: Folding Bikes
08-08-22, 02:52 PM
Replies: 32
Views: 2,968
Posted By Jipe

Seems to be two problems with Vello+. The...

Seems to be two problems with Vello+.

The lack of after sale support of the seller VelloBike (can't really call VolloBile the manufacturer since they only assemble the Bike, all parts including...
Forum: Folding Bikes
08-04-22, 02:32 AM
Replies: 16
Views: 929
Posted By Jipe

The drawback of this front mounting solution is...

The drawback of this front mounting solution is the weight limit of 7kg (which is the total front weight, including the weight of the bag).

For the Brompton front block its 10kg what makes a...
Forum: Folding Bikes
07-30-22, 03:33 AM
Replies: 47
Views: 1,988
Posted By Jipe

I fully agree with Ron, the main factor is the...

I fully agree with Ron, the main factor is the frame geometry, not the wheel size and especially not a relatively small wheel diameter difference as between ETRTO451 and ETRTO406 (and an ETRTO406...
Forum: Folding Bikes
07-29-22, 10:17 AM
Replies: 47
Views: 1,988
Posted By Jipe

ETRTO451 is a bad wheel size, the choice of tires...

ETRTO451 is a bad wheel size, the choice of tires is much too limited !
Forum: Folding Bikes
07-16-22, 06:02 AM
Replies: 2,255
Views: 601,450
Posted By Jipe

No idea, the Litepro one is recent, didn't exist...

No idea, the Litepro one is recent, didn't exist when I bought the Ridea one (its very usual for Litepro to copy components developed by other companies, its the same for the Brompton front block...
Forum: Folding Bikes
07-16-22, 03:02 AM
Replies: 2,255
Views: 601,450
Posted By Jipe

Because its needed to strongly tighten the...

Because its needed to strongly tighten the original seatpost clamp to avoid to have the seatpost slowly sliding down.

With this Ridea clamp, one clamp is around the seatpost, the second around the...
Forum: Folding Bikes
07-16-22, 02:17 AM
Replies: 2,255
Views: 601,450
Posted By Jipe

This picture was taken this winter just after...

This picture was taken this winter just after installing the new 11s rear wheel in place of the original 10s (+new rear derailleur and new chain), its now much less clean! As you can see, the crap...
Forum: Folding Bikes
07-11-22, 11:02 AM
Replies: 6
Views: 441
Posted By Jipe

No, its not possible since the SA hub has a much...

No, its not possible since the SA hub has a much smaller OLD of 110mm than the Alfine 11 which has an OLD of 135mm.
Forum: Folding Bikes
07-10-22, 04:18 AM
Replies: 2,255
Views: 601,450
Posted By Jipe

The problem in Europe and US is that Riese &...

The problem in Europe and US is that Riese & Müller doesn't do active marketing of the Birdy anymore focusing on ebike. Most R&M dealers do not sell the Birdy and have zero knowledge of it. There is...
Forum: Folding Bikes
07-08-22, 04:54 AM
Replies: 2,255
Views: 601,450
Posted By Jipe

No, the problem on the Birdy disc is not the OLD...

No, the problem on the Birdy disc is not the OLD which is the standard 100mm but the position of the disc which isn't standard, its closer to the center of the wheel, at a bigger distance from the...
Forum: Folding Bikes
07-08-22, 03:16 AM
Replies: 2,255
Views: 601,450
Posted By Jipe

The hub dynamo in the test are hub dynamo for big...

The hub dynamo in the test are hub dynamo for big wheels that rotate slower than the small wheels of the Birdy (and most folding bikes).

The Shutter Precision dynamo of the Birdy disc is a special...
Forum: Folding Bikes
07-07-22, 03:24 AM
Replies: 2,255
Views: 601,450
Posted By Jipe

jackyharuhiko...

jackyharuhiko (https://www.bikeforums.net/members/jackyharuhiko-553628.html) has a Pacific Cycle Birdy, most Pacific Cycle Birdy are factory equipped with the 10.5 turn softer front spring while...
Forum: Folding Bikes
07-06-22, 03:21 PM
Replies: 2,255
Views: 601,450
Posted By Jipe

On Birdy without low rider, there is a bolt that...

On Birdy without low rider, there is a bolt that close the threaded hole.

https://cimg5.ibsrv.net/gimg/bikeforums.net-vbulletin/756x1008/lowrideholes_a9c7298cb7682e15a779f3d6dc58f47f03c16c04.jpg
Forum: Folding Bikes
07-01-22, 03:20 AM
Replies: 14
Views: 700
Posted By Jipe

The "squirrelly" behavior of the Brompton (which...

The "squirrelly" behavior of the Brompton (which isn't a problem after a short time of getting used to) is not due to the wheel size, its due to the Brompton frame design. Modified Brompton with 20"...
Forum: Folding Bikes
06-30-22, 03:02 AM
Replies: 2,255
Views: 601,450
Posted By Jipe

Yes, the rear fender stay is very thick. There...

Yes, the rear fender stay is very thick. There are two reasons for that.

First as Glye says, because the folded bike rest on it.

But the stay is also used to hold the bottom of the rear pannier...
Forum: Folding Bikes
06-24-22, 03:29 AM
Replies: 2,255
Views: 601,450
Posted By Jipe

Imperium Cycles is probably using a hub from...

Imperium Cycles is probably using a hub from another brand to build their wheels, is there a brand on the hub itself ?

Often, the freewheel body is removable and exists in several standards, its...
Forum: Folding Bikes
06-19-22, 03:26 AM
Replies: 2,255
Views: 601,450
Posted By Jipe

The Shimano Ultegra RD-R8000 I use is the SGS...

The Shimano Ultegra RD-R8000 I use is the SGS with a medium cage, its position to the ground is I think similar to the one of the SRAM Etap AXS. For those, there are two types, the older one that was...
Forum: Folding Bikes
06-18-22, 02:04 PM
Replies: 2,255
Views: 601,450
Posted By Jipe

I have also two Moulton with the leading link...

I have also two Moulton with the leading link front suspension.

If I had to rate the suspensions of the Birdy vs. the one of the Moulton, I would say that the rear cone suspension with the bottom...
Forum: Folding Bikes
06-17-22, 07:40 AM
Replies: 2,255
Views: 601,450
Posted By Jipe

Yes, big Apple are compatible with the original...

Yes, big Apple are compatible with the original Birdy fenders, the Birdy Rohloff is factory equipped with Big Apple. For the Birdy Touring, you have to remove two plastic washers mounted between the...
Forum: Folding Bikes
06-16-22, 03:14 PM
Replies: 2,255
Views: 601,450
Posted By Jipe

First my Brompton that was a S type superlight 6...

First my Brompton that was a S type superlight 6 speed is highly upgraded, most components have been upgraded including the transmission which is now a 14s Rohloff hub.

For the Birdy, I ave two...
Forum: Folding Bikes
06-11-22, 02:05 AM
Replies: 14
Views: 1,051
Posted By Jipe

Yes, with these tires, they have a higher rolling...

Yes, with these tires, they have a higher rolling resistance. But if you use some wide road tires like the Big Apple, Big Ben... they roll very well.

Now the Continental Contact Urban have an...
Forum: Folding Bikes
06-07-22, 11:57 PM
Replies: 14
Views: 1,051
Posted By Jipe

A light build based on a steel frame Brompton...

A light build based on a steel frame Brompton will never be as light as one based on a steel-titanium frame (P-line) or a full titanium frame (T-line) due to the higher weight of the frame!

The...
Forum: Folding Bikes
06-06-22, 02:40 AM
Replies: 2,255
Views: 601,450
Posted By Jipe

The Avid BB7 single piston have a poor braking...

The Avid BB7 single piston have a poor braking power and need frequent re-adjustment, but if I understand well, you already replaced them for Shimano XT hydraulic ?

The drawback of the 11-32 is...
Forum: Folding Bikes
06-05-22, 03:46 PM
Replies: 2,255
Views: 601,450
Posted By Jipe

What is a "Birdy 3 standard" ? Is it a Riese...

What is a "Birdy 3 standard" ?

Is it a Riese & Müller Birdy 3 or a Pacific Cycles Birdy 3 ? What model, what transmission ?

The current Riese & Müller Birdy 3 all have Shimano Deore hydraulic...
Forum: Folding Bikes
06-05-22, 03:25 PM
Replies: 26
Views: 16,640
Posted By Jipe

What is important isn't the rim size but the...

What is important isn't the rim size but the wheel diameter with the tire on it and the tire width.

With ETRTO406 20" rims, the maximum tire width is about 32mm (I could have 35mm wide tires only...
Forum: Folding Bikes
05-31-22, 03:58 AM
Replies: 2,717
Views: 895,135
Posted By Jipe

No problem, but as can be seen, the Birdy is only...

No problem, but as can be seen, the Birdy is only slightly bigger folded than the Brompton and as consequence much smaller than Helix.
Forum: Folding Bikes
05-30-22, 03:36 PM
Replies: 2,717
Views: 895,135
Posted By Jipe

This picture is my Brompton compared to my Birdy...

This picture is my Brompton compared to my Birdy Titanium, not to Helix !
Forum: Folding Bikes
05-06-22, 11:02 AM
Replies: 2,717
Views: 895,135
Posted By Jipe

I have also followed the project since the start...

I have also followed the project since the start of the Kickstarter campaign and I have to disagree with you on several points.

It was never said that its a very ambitious risky project and during...
Forum: Folding Bikes
04-19-22, 02:54 AM
Replies: 19
Views: 5,966
Posted By Jipe

You can find the full specs on...

You can find the full specs on https://www.traditionalcycleshop.co.uk/blog/2019/9/6/the-new-moulton-cone

Transmission is indeed low en Sunrace crankset and SRAM derailleur. But its easy to find...
Forum: Folding Bikes
04-17-22, 04:23 PM
Replies: 19
Views: 5,966
Posted By Jipe

I think that the reason is that the Brompton...

I think that the reason is that the Brompton bikes are affordable but Brompton had no high end bikes (before the T-line) the "special editions" were higher end more expensive "dream bikes".

For...
Forum: Folding Bikes
04-09-22, 09:54 AM
Replies: 20
Views: 1,952
Posted By Jipe

Shimano Capreo is dead, its almost impossible to...

Shimano Capreo is dead, its almost impossible to find spare parts anymore.

Indeed, the Sunrace solution for small wheels is derived from Capreo but is not Capreo, its better with 10s and 11s...
Forum: Folding Bikes
04-08-22, 03:44 PM
Replies: 20
Views: 1,952
Posted By Jipe

Its also in the report: In The Highest Gear: ...

Its also in the report:
In The Highest Gear:


The 10t smallest cog is 0.3% slower than the usual 11t smallest cog.
Forum: Folding Bikes
04-07-22, 03:42 AM
Replies: 20
Views: 1,952
Posted By Jipe

I fully agree with this: starting at 10t or even...

I fully agree with this: starting at 10t or even 9t would have been better for small wheel bikes and give a wider gear inch range.

I have a Shimano Ultegra RD-R6800GS and RD-R-8000GS medium cage...
Forum: Folding Bikes
04-05-22, 03:04 AM
Replies: 6
Views: 1,241
Posted By Jipe

Since you have V-brakes, I guess you have a Birdy...

Since you have V-brakes, I guess you have a Birdy 1 or Birdy 2 and not a Birdy 3 since this one has no mounting points for V-brakes ?

On my Birdy Titanium, the wheel size limit is ETRTO406 with...
Forum: Folding Bikes
03-23-22, 04:14 PM
Replies: 250
Views: 14,608
Posted By Jipe

The 52t chainring and 9-32 cassette of the Birdy...

The 52t chainring and 9-32 cassette of the Birdy Touring with wheel diameter close to the one of the swift when using 50mm wide tires provides nice gear inches and a large enough range to ride fast...
Forum: Folding Bikes
03-12-22, 04:17 AM
Replies: 2,717
Views: 895,135
Posted By Jipe

It depends for what. For the front block...

It depends for what.

For the front block adapter, there is a version for Birdy 2 but not for Birdy 1 I think ?

For the wheel size swap, its only possible with disc brakes. Only part of the...
Forum: Folding Bikes
03-08-22, 04:16 PM
Replies: 9
Views: 1,067
Posted By Jipe

Indeed, almost no folding bikes with through...

Indeed, almost no folding bikes with through axles but it become very common on non folding bikes.

Some trailers are compatible with through axles, its the case of the Radical Design trailers that...
Forum: Folding Bikes
03-07-22, 11:28 PM
Replies: 123
Views: 6,220
Posted By Jipe

Indeed, its just re-branding Chinese designed,...

Indeed, its just re-branding Chinese designed, Chinese built and probably Chinese assembled bikes (at that price, I do not think that it can be US assembled). So its mainly Chinese business.

Now...
Forum: Folding Bikes
03-03-22, 04:54 PM
Replies: 80
Views: 25,396
Posted By Jipe

The need of a mountain bike aren't the same as...

The need of a mountain bike aren't the same as the need of a road bike.

MTB suspension just do not fit the needs of road bikes. No road bike need 150 or 170mm suspension travel !

Moreover, MTB...
Showing results 1 to 50 of 141
 


 
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