Questions tagged [folding-bicycle]

Questions about bikes that are designed to fold or collapse for ease of storage.

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76 views

Why fit a usb on my ebike battery when not even connected

Id like to ask if anyone else has a viking gravity ebike with a internal frame battery pack which has a usb port included. Thing is i found out that it wasn't working even though its a brand new ...
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60 views

Locating the bicycle manufacturer

I have purchased a fold-up all-terrain mountain bike serial # LDR15080363 that I would like to restore to the manufacturer’s specifications. Unfortunately, I have been unable to confirm who the ...
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4answers
174 views

Upright bicycle efficiency & seat movement

The Kwiggle is folding bike that has been around for a while now (even though doesn't seem to be for sale yet): https://kwiggle.odoo.com/en_US/startseite Apart from it's folding capabilities I was ...
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3answers
140 views

Bike transport while touring - would a folding bike be better?

So I’m thinking of touring with my lovely self made diamond bike with 28” wheels that I built from used bike parts. I love to ride on something that I built but I wanted to be able to tour a lot and ...
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0answers
42 views

Does anyone has an experience putting mini-velo into a standard-sized luggage?

Personally, I don't trust the designs of many folding bikes mainly because of frame failure issues. So, I am thinking about getting a mini-velo bike, but I wonder if it is possible to fit the bike ...
3
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1answer
93 views

Has a BMX bike ever been transformed for touring?

BMX frames are notoriously small and nimble for acrobatics. I was curious if the same frames and the same 20" wheel bikes were ever used for touring. Obviously the single-gear and the low-seat ...
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71 views

Adjustable Andros-like stem for 31.8 handlebar

I have used the Tern Andros stem system and got one with it well. Recently I acquired a Riese and Muller folding bike, which has an adjustment system which (for me) is less comfortable. It puts the ...
2
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1answer
88 views

Strida single speed - upgrade to 2-3 speeds possible?

Would it be possible to upgrade a single-speed Strida to 2-3 speeds? I know there is a Strida model with 3 speeds but the frame is different with respect to the one of a single speed. In particular, ...
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1answer
128 views

Alwasy getting a flat rear tire on my 14"inch folding bike

I just bought my 14" folding bike and I always getting a flat tire on the rear. It happened 4 times in a span of three days. 1st flat was with the stock inner tube, 2nd flat is with the new inner ...
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0answers
34 views

Dahon Speed Uno. Main frame hard to fold

Is there a way to lubricate or adjust the tension on the main frame hinge on a Dahon Speed Uno? New bike, and it is extremely difficult to fold in half.
11
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2answers
1k views

Front V-brake not working

My V-brake isn't working and I am not sure how I can fix it. I have uploaded a photo of it. Any advice or tips?! I think the flange might have come off the noodle and got stuck in the boot - any tips ...
1
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1answer
135 views

Increasing length of seatpost on a foldable bike

One of my bike is this little Dohiker 14" electric bike, but I actually pedal a lot when riding it, and the seatpost is a bit too short. It is about 50cm long, and I would need a few more centimeters. ...
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1answer
165 views

Does a Tern Cargo Rack fit on a Bike Friday NWT (whilst accomodating Ortlieb Backroller Classic Panniers)?

I was wondering, whether a Tern Cargo Rack fits on a Bike Friday NWT with a Sram Dual Drive 27 whilst accommodating Ortlieb Backroller Classic Panniers. The problem with rear racks, the Sram Dual ...
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1answer
265 views

Using a brake noodle on the gear cable?

I'm working on adding a front derailleur to a folding bike that started as a 1x setup. Today I got a front derailleur mounted, and realised that I need some form of cable stop for the inner cable. ...
3
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1answer
417 views

Tern Spartan (front rack) on Bike Friday NWT

Does anyone have experience with putting a Tern Spartan™ low-riding front rack on a Bike Friday New World Tourist? Will it fit? Tern Spartan front rack: Bike Friday NWT Bike Friday standard front ...
4
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1answer
1k views

Fiido D2: shock absorber broken

I bought almost an year ago a Fiido D2 bike. I use it everyday for my commute to work and unfortunately it broke. I brought it to a bike repairer and he said that there's nothing he can do. The only ...
6
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3answers
747 views

Type of permitted folding bikes on London trains & Tube?

I have found quite a bit of information about taking folding bikes on trains and the Tube in London. Specifically it says you can take a folding bike pretty much anywhere. However, having examined ...
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3answers
113 views

How can I replace my front cog… or fix slipping off on folding bike?

I have a Faulkner folding bike and I notice often the 6th gear, high gear falls off switching to high gear. Someone mentioned that the cog might be a bad choice for the front of folding bike and may ...
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3answers
325 views

How can I stop someone borrowing my bike anymore? [closed]

There's this kid I've been riding with for quite some time that keeps borrowing my bike non-stop leaving me riding his broken bike. Not that I dislike him riding my bike or anything, is just that ...
3
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1answer
851 views

JIS and ISO square taper

I've read Sheldon Brown's page on JIS and ISO and have read exchanges in forums about the pros and cons of using ISO cranks on JIS bottom brackets. If my understanding is correct, these standards ...
3
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2answers
635 views

What are these cable “unions” called

The Moulton bike can be taken apart for travel (just using it as an example, I don't have one). The cables that run from the handlebar to the rear triangle are not single continuous cables but are ...
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1answer
180 views

Are there folding bikes with safer - locked steering?

I see folding bikes have several more quick releases and possibly fail points - to fold in half and fold the steering column down, and connect the handlebar to steering column. The really awkward ...
12
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4answers
3k views

Big dent on frame: How did this damage happen?

I just bought this second hand Ridgeback Impulse folding bike for my partner. I'm a wheelchair user and it was dark and rainy when I collected the bike. So... I didn't check it (facepalm) I just got ...
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2answers
289 views

Is a folding bike's chain more likely to slip?

I have recently purchased a Raleigh folding bike second hand. I had to take it back for servicing (within warranty) when there were problems with the gears and derailleur. The dealers have replaced ...
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0answers
316 views

upgrade traditional saddle clamp (not seat tube clamp)?

I'm currently restoring my folding bike and it has a large diameter (34 mm/1.34 in) seatpost that tapers to the standard 22 mm/0.87 in diameter at the end. The bike currently uses that traditional ...
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2answers
1k views

Wheel diameter affects speed? Comparing 20in Foldie wheel vs 700C wheel

I am currently riding a Foldie with 20in wheels and also a 700C road bike, and I see that (Subjectively) I can ride ~5kmph faster for the same effort on the road bike. I am curious to know how much of ...
3
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1answer
982 views

Is it possible to use BMX steerer (stem+handlebars) on fork on folding bicycle?

II want to replace my folding bike's steerer with a BMX setup. I've been told by a bike shop that it is not possible because the steerer tube protrudes 10 cm higher than the frame tube.
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0answers
86 views

Could you advise me on budget folding bikes [closed]

I figured the best way for me to commute to work (3 - 4km) during the summer may be riding a bike. The problem is that I live on the fifth floor and there's no elevator in my building, thus I need ...
5
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2answers
242 views

Pannier rack for larger diameter seat post

I have recently purchased an old, second-hand folding (or at least collapsable) bike, a Daewoo shuttle to be precise. In order to use it for commuting, I would like to fit a pannier rack onto it. It ...
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0answers
746 views

Folding bike rear derailleur upgrade help

Hey guys, I have the Tern Link B7 7 speed folding bike. It has 11-28T casette (you can see it in the picture) and I want to upgrade it to 14-34T one. So I bought the casette but the stock rear ...
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4answers
4k views

Cheapest way to make 8 speed folding bike a good climber

I'm planning to buy an 8 speed Dahon Mariner D8 folding bike (2018 version). I'm going add some bike bags to it and do little bit touring so I need good climbing performance. It's a bit difficult to ...
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4answers
788 views

How do airlines calculate the cost of a Brompton? [closed]

How do airlines calculate what to charge for a Brompton in a bag as checked luggage? I’m flying on Iberia and from their website it looks like they will charge me US$75 to take it from BOS to BCN, ...
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1answer
268 views

Many punctures on my 18" wheels Strida

I have a Strida with 18" wheels. Unfortunately the places I cycle seem to have lots of glass and I get a new puncture almost every week. I commute in London, so this is really unavoidable. The tires I ...
3
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1answer
1k views

How to improve band brake?

I have been working on a 26" folding MTB, and its coming together slowly. The rear wheel has a band brake and for the life of me I can't get it to work well. I have no experience with this kind of ...
2
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2answers
87 views

Citizen folding bike 3 speed - pedal slipping

My citizen folding 3 speed (gear change in hub). Slips as I pedal it. It appears the worst in gear 1. It does not do it with every revolution, but it slips frequently. How do I fix this problem?
3
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2answers
282 views

Why are folding bike warranties so short?

I am looking for an affordable folding bike with reliable warranty. So far all the bikes I looked at have 2 weeks to 3 months warranty for frame and manufacturers warranty for parts, nothing like 5 ...
3
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3answers
1k views

Front fender rubbing on tire

On a 16" folding bike, the front fender slider tends to release over time and increase the distance between the tire and the fender. This is a problem because, as the fender angle changes, the end of ...
2
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2answers
4k views

Chainring replacement for folding bike

I have a 20" bike with a single 42T chainring and a 6-speed sprocket. The top speed is pretty low (I'm used to racing bikes), calculated to be ~24kph @90 RPM. I've measured the 5-arm distance between ...
4
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2answers
1k views

Where is the best place to park a folding bike?

This is quite a generalised question, but I'm looking for some principals to follow when looking for parking for my folding bike, that I just bought this morning. I think the ideal situation would be ...
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0answers
224 views

Kids trailer (Weber hitch) on a folding bike (Tern Link)

Is it possible to attach a kids trailer (a Thule Chariot) on a folding bike? As I already have 2 bikes with a Weber hitch, I would prefer to use that on the folding bike as well. Currently, I want to ...
0
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1answer
196 views

I don't know what year my old bike is [duplicate]

I don't know what year my old bike is.(like is it a 1970's etc). I think it may be a 1970's, or something like that due to research but I'm still not sure. I know it's a French old make, I believe ...
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2answers
1k views

Identify this old folding bike that I got from the tip - an early Dahon?

please excuse my ignorance. I'm not into biking but i do like to rescue mainly junk from anywhere, charity shops, the tip, skips etc. so on sunday i was making a trio to my local tip and decided to ...
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1answer
344 views

Can someone tell me if my bike is rare?

I have had this bike for a while, it was a gift to my mother from my grandfather. Neither of us have been able to find it online or anything. On the frame it says "Swift-20M Folding Bike Patanta. It ...
3
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2answers
10k views

Shimano MTB and Road Components Compatibility

What chain would be suitable for a drive train that uses a Deore SL-T610 right shifter, Deore RD-T610-SGS derailleur, 105 CS-5700 10-speed cassette (11t-28t), and 105 FC-5700 crankset? According to ...
7
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3answers
3k views

Why do folding bikes usually have MTB components?

Most of the folding bikes I've seen, which are used for urban commuting/recreation, usually have MTB components except for the big chainring. If they're going to be ridden most of the time on paved ...
3
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1answer
408 views

What does 'Dahonesque' mean?

I've seen the term Dahonesque used to refer to some folding bikes, what does it mean? What is the connection between "Dahonesque" bikes and the Dahon company?
4
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1answer
2k views

V-brake noodle broken: replace immediately? With what?

I realized today that the front brake noodle on my folding bike is most likely broken. It looks normal as long as the wheel faces left or forward. As soon as the wheel faces right, however, the noodle ...
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0answers
74 views

Will removing extra chainring mess with chain alignment?

I have a folding bike with 1x6 speed. I plan on making it a 1x9. I saw this crank set and cassette, 3x9 speed, for a fairly cheap amount and was thinking of getting them and installing on my bike. If ...
3
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1answer
1k views

Milian Pere - Brompton child seat - installation instructions

My Milian Pere - mount to allow attaching a child seat to a Brompton folding bike - arrived in the mail today. This piece of hardware attaches to the Brompton. How do I attach a saddle to it so that ...
0
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2answers
1k views

Does more gear inches on a folding bikes work better?

Below are technical details of 2 folding bike that I am considering. Friends, can I safely assume that the option 2 with more gear inches would be a good choice. I am a recreational weekend rider. ...