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Questions tagged [innertube]

A rubber torus shaped balloon which is inflated via a valve inside a tyre to keep it rigid.

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2
votes
1answer
101 views

How safe is to use 700x25-32C tube on a 32C tire?

I know this question begs a clear "of course" answer. But is there any drawbacks stretching the tube to its maximal proportions provided by manufacturer? Are tubes even more elastic/stretchy so using ...
0
votes
1answer
22 views

Inner tube lengh

I have a load of inner tubes that are bigger than the wheel and tyre in lengh, I had a puncture in the part of the inner tube that was folded inside the tyre, will this puncture again ? Is it ...
2
votes
2answers
213 views

How did my inner tube get folded in a Z inside the tire?

My rear tire was keep going flat while riding, so I felt around the tire for any punctures or abnormal ‘signs’ that may be causing the problem. One area felt too thick, and at first, I thought I just ...
2
votes
0answers
34 views

Tire Durability [duplicate]

I bike a lot but I live in a neighborhood where there are a lot of sharp foreign objects on the ground. My bike's inner tube pops way too often for it to be practical to bike anymore and I don't want ...
6
votes
3answers
138 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 ...
0
votes
3answers
85 views

Bike patch glue help

So I popped my tire manualing down a curb and I went to patch it but I didn’t seem to have any glue left in my old tube of glue, so I went to the bike store and bought a new thing patch kit(cheaper to ...
0
votes
1answer
49 views

Hybrid bike inner tube size

The following images shows the tyre sizes of my hybrid bike. I need to buy an inner tube with presta valve. I can't seem to figure out which size I should buy though. Can someone please point me to ...
1
vote
2answers
209 views

Can you fix a tube with a lighter?

I was thinking about a patching tiny puncture I got from a metal sliver in the road. I usually don't even attempt to patch tubes, I always carry a spare, put that on and recycle the tube and forget ...
0
votes
1answer
60 views

Install tube sealant, Schrader?

I have normal tube sealant that I want to install in my bicycle's tubes. My bicycle's tubes have Schrader valves. Will someone here please provide total-noob friendly instructions on how to do what ...
0
votes
0answers
22 views

Motobecane 1970's version

I have a 1970's Motobecane bicycle with 27x1 tires. I need new tires and tubes. What would be the best size to fit, as I cannot find an exact match?
1
vote
1answer
101 views

Pros and cons of using 20-25mm inner tube in a 32mm tire?

I'm using 700x32mm Maxxis Detonator tires on my hybrid road bike. Although it is possible to find wider inner tubes that could fit better that tire, the 20-25mm ones are popular and available to buy ...
3
votes
2answers
96 views

Tube is abraded in tire

I've faced a strange issue with inner rear tube. It is Schwalbe Little Big Ben tyres 700x38C and Schwalbe tubes. After 20km (12.5 miles) riding tube was abraded by tyre at opposite side of valve. It ...
2
votes
1answer
62 views

Patching innertubes containing sealant

From my experience, I've learned that Slime will plug/seal a small hole in a tube. Sometimes the tube needs to be inflated 2 or 3 times for hole to seal. If a glueless patch is applied over a small ...
-1
votes
1answer
279 views

Rolling resistance, comfort or puncture proof? [closed]

Edit: Adding another layer was useless, increased rolling resistance and XPS was squashed. Changed then to slider cut from old narow tyre, but best experience was changing back tyre to 623x23c - worth ...
0
votes
0answers
32 views

Will a tube smaller than the tire be compatible? [duplicate]

I have a e-scooter with 10" by 2.50" wheels that needs a tube. Will a 10" by 2" tube be compatible with the tire? Or do I need to purchase one with the same size as the tire? Please let me know. Thank ...
4
votes
2answers
754 views

Minimum distance between holes in inner tube

I recently got a second puncture in my road bike inner tube. In my opinion, the hole is pretty close to the other one that I fixed. I searched the internet but nowhere could I find a guideline to see ...
0
votes
2answers
88 views

Can 26 x 1.5 inner tube fit 26 x 2.0 tire?

I bought it as pedalheaven (my local bike shop) was closed and as I have a race tomorrow. I will return it if doesn’t fit.
0
votes
2answers
125 views

Why do my tubes fail with a small area of rubber missing?

My last three punctures weren't punctures at all (ie not a flint or thorn) but each time i looked at the tube it was like a small area of rubber had been rubbed away or just fell off. These are ...
0
votes
1answer
54 views

Tube valve cap keeps breaking

For some reason, my valve caps keep breaking. I'm not sure if it happens while I ride or while my bike is not in use, but often when I take the caps off to fill the tubes before riding, I find one of ...
1
vote
2answers
104 views

I can't inflate tire. Should I look for another pump?

Hello to everyone in the community. I used to own a mountain bike which used 26" tires and I was able to inflate them after changing the tube while on the road. It wasn't perfect but allowed me to ...
2
votes
3answers
537 views

Is it ok to trim down a tube patch?

I got a 700x18-23 inner tube that just got punctured. The small round patch on my patch kit is a bit wider than the inner tube itself. Is it ok to cut around the patch so it fits? An added question: ...
4
votes
4answers
5k views

Which tube will fit a -(700 x 25c) wheel?

BF got a fancy new bike, and promptly punctured the inner tube, I’ve been looking in shops for the right size and getting in a right faff trying to find the right size. His wheel says on it -(700 x ...
1
vote
3answers
270 views

Puncture resistant tire vs puncture resistant tube

When would you use a puncture resistant tire vs. a puncture resistant tube?
2
votes
1answer
203 views

Sudden deflation of a mountain bike tube without a bang?

I pumped up my flat tires on a Sunday afternoon and on Monday nothing went wrong, but on Tuesday, my bike was left in the rain followed by scorching sun. During that time, both of my bike tires ...
0
votes
3answers
584 views

Changing 23mm tyre to 25mm - considerations?

I got a L size Opus Allegro 4.0 (2014) which came with Vittoria Zaffiro tyres 23-622 (700*23c) on an Alloy Shimano Asoo WH-R501 wheelset 622x15c. I'd like to fit a wider tyre to improve my experience ...
6
votes
3answers
3k views

Can I pump my MTB tire to max (55 psi / 380 kPa) without the tube inside bursting?

I have a e-mountain bike and I use to commute to uni every day. I have heard that higher tire pressures give you a bit more speed. My tires say I can pump to 55 psi (380 kPa) but I don't know if my ...
0
votes
2answers
100 views

New bike but no idea on inner tube size

I bought a new bike a few days ago, Cannondale Bad Boy 3 2019 which gets delivered in a few days. https://www.cannondale.com/en/Europe/Bike/ProductDetail?Id=7f48452b-f9eb-4e10-89e7-4a7550944bfa ...
0
votes
1answer
331 views

700x25c tubes inside 700x23c tyre

I'm riding on 700x23c tyres with 700x23c tubes, road bike. I've obtained a box of 700x25c tubes. While I'm taking the approach that it's always best to fit the correct size, I'd like to either use, ...
6
votes
3answers
752 views

Tubeless vs Tubeless ready

I've decided to upgrade to road tubeless. Hutchinson sells both "Tubeless" and "Tubeless Ready" tires. According to Hutchinson' website, Tubeless Ready means that (in addition to having a special bead)...
2
votes
1answer
116 views

Is 700c 25/32 iner tubes the same as 700c 18/25?

I'm trying to replace inner tubes on my bike but I got ones that do not match the one that I am taking out of a wheel.
15
votes
3answers
3k views

New wheel. Does it need that little rubber lining between it and the tube?

I recently replaced my rear wheel (hooray for figuring out how to remove the cassette). Now I am about to put the old tube in the new wheel. I noticed the new wheel doesn't have any rubber lining to ...
16
votes
5answers
2k views

Technique for self-adhesive puncture repair patches

Is there any special technique for using self-adhesive puncture repair patches? Today, I've had two different tubes fail within a minute of being inflated because the air pressure had split through ...
2
votes
4answers
1k views

What are the dangers of the tyre/inner tube bursting?

Is there a danger if the tyre or the inner tube suddenly burst?
5
votes
5answers
494 views

Why do my tires always deflate between rides?

I realize this is a topic that’s been posted about a few times, but please forgive me for adding a new thread anyway just to make sure I’m not missing something. I don’t know much at all about bicycle ...
7
votes
4answers
3k views

New high quality tire doesn't sit evenly on the rim

It's my first tire change experience and I got so far using youtube videos but now I'm stuck. Got these Schwalbe 365 tires yesterday for my folding bike. It is an all season model which feels a bit ...
1
vote
1answer
86 views

Inner tube - series of dot marks and a puncture, what has caused it?

This is on the outside of the tube. There is a series of small dots marks about 1-2mm apart, and one of them has turned into a puncture. I've felt around the inside of the wheel, and the inside of ...
2
votes
2answers
311 views

Bontrager thorn-resistant vs self-sealing tubes?

So I arrived in New Mexico a bit over a month ago from the East Coast. Little did I know, there are things called "goatheads" that will give you flats like crazy. So I found that out fast on my 29er. ...
7
votes
3answers
765 views

Inner tubes - if two tubes match the tire, is bigger or smaller better for durability?

Some of the inner tubes tire thickness ranges overlap. For example Schwalbe often offers tubes in 1.5"-2.4" and 2.1"-3.0" width ranges. Given a tire that fits both ranges, like for example a 2.15" ...
8
votes
2answers
691 views

Tube patches: dedicated ones or recycling old tubes?

Before I discovered puncture less tires, I had often to patch my inner tubes. I initially bought dedicated patches (which invariantly were too big or too stiff), then decided to try cutting old tubes ...
14
votes
8answers
1k views

Why using a puncture repair kit instead of a new inner tube?

I am a casual rider (~30 km commute as often as possible) in an urban setting. Reading this SE site to learn about biking (the resource is extraordinary, even though I don't understand every ...
3
votes
3answers
7k views

New inner tube bulges near the valve when inflated

I've installed a new inner tube in my wheel. I checked the tube doesn't make a knot. When I inflate the tube, it bulges near the valve, and this rubs against the brakes. REF tube: 32/47 609/642 ...
1
vote
1answer
4k views

Which inner tube do I need to buy for 28 inch fixie bike?

I have a 2018 FIXIE Inc. Betty Leeds. https://www.fahrrad.de/fixie-inc-betty-leeds-white-694674.html These are the sizes of the tyres: Reifen vorne Marke: Kenda Typ: K-193 Größe: 28 Zoll ...
7
votes
3answers
8k views

How long do inner tubes last?

I recently started biking again after taking about 2.5 years off. My bike has been sitting in my garage since then. I did a 30 mile ride as my first one back and I didn't replace my tubes beforehand. ...
3
votes
4answers
2k views

Why did both of my inner tubes blow out on a new bike I've only put 4 hours on?

I bought a new Diamondback Trace hybrid bike about a month ago. Rode it twice for about an hour a piece and the last time for about two hours. I had no problems any of the times and inflated the tires ...
0
votes
1answer
486 views

Inner tube size

I'm really confused what inner tube size I need to buy for the tyres I have. Is anyone able to help me understand what is written on the tyre and what to look for? 40/100-622 33b moped m/c
2
votes
2answers
137 views

Diameter of valve hole in the inner wall of the rim

Let's say I have presta valve, so the outer hole in the rim is 6 mm (the visible hole). However rim can have inner "wall" inside with inner hole in it -- to my surprise the hole has bigger diameter. ...
4
votes
1answer
985 views

Can I use rimless tape with an inner tube on a regular (tube style) rim?

The plastic and cloth rim tapes at my LBS come in a couple of sizes: too narrow and too wide. Too narrow barely covers the spoke holes (meaning, it doesn't). Too wide gets into the bead area, making ...
2
votes
2answers
616 views

Inner tube valve cut from stretched rim tape?

I was trying to fix my sisters flat tire to make some money by charging her fees cheaper than the bike shop. I found the leak to be on the actual valve piece. Near the base there is a small cut ...
3
votes
4answers
180 views

Could a flat tyre two days later be due to a clumsy service?

I had my bike serviced on Monday. Part way through the workshop called to inform me that they thought both tyres were perished and needed replacing. I trusted their judgement and gave them the go ...
1
vote
2answers
3k views

Can I fix an inner tube if the valve has been pushed inside?

I can't pump my bike tire because the valve of the inner tube has been pushed inside, where its not visible anymore. Is there a possible way for me to fix this or should I buy a new inner tube?