Frames or components made from carbon fiber, possibly even about carbon accessories.

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0answers
57 views

What kind of brake pads to use on carbon fiber road wheels from chinese manufacturer with basalt braking surface?

I am testing out some carbon road wheels and i want to make sure i use something safe. details of the wheels if it matters: 50mm clincher 23mm width 14mm brake line basalt surface DT350s hubs ...
4
votes
3answers
127 views

Frame Or Paint Crack (Cannondale Super Six Carbon)

Hello and thanks in advance I am about to pull the trigger on a used 2012 cannondale super six bike. This would be my first bike and im very excited. however i am a bit concerned about some cracks. ...
4
votes
1answer
150 views

Denied warranty claim on carbon bike due to impact?

I saw a little crack on the bottom section top tube of bike which is a kestrel talon. I took it the bike shop to see if it was covered under warranty. I have fallen once or twice from the bike but I ...
5
votes
1answer
127 views

Is there a ulock mount that uses the bottle cage openings?

I found one that a guy made I think with 3d printers or something but seems like an excellent solution. I have a carbon frame bike and I don't want to use traditional ulock mount at the top because ...
6
votes
2answers
172 views

Safest way to carry luggage on my carbon frame?

I'm planning a 5 day trip on my Trek Madone 4.5. We are planning on staying motels so don't need to carry camping equipment. I need to find some type of rack that is compatible with my carbon frame - ...
3
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0answers
197 views

Ritchey carbon MTB fork dropout wear

I was inspecting my carbon fork dropouts and I noticed the deformation of the edge on the outer side of the right dropout that makes me unhappy. I don't know what is the reason of this issue. Here are ...
6
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2answers
118 views

Lugged carbon frame repair

In broad terms, I'm wondering if it is possible to repair a high quality lugged carbon frame, say a Colnago C60, that has been cracked in the top and/or down-tube. Normally once a carbon frame has a ...
4
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1answer
129 views

When to change road bike

I own this Fuij Roubaix 2008 model road bike, its an aluminium frame with carbon front and rear forks. I already did 25000km on the bike and replaced wheels, chainring, a couple of cassettes, chains ...
5
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4answers
185 views

Can a carbon fiber bike have rack eyelets?

With the new generation of gravel bikes, I was curious if any of them are being made with carbon fiber frames and rack eyelets. Are carbon frames capable of bearing the weight of racks installed on ...
3
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1answer
180 views

Specialized Allez - Upgrade to Carbon Seatpost for Long Distance Comfort?

A bit of background: I've been riding a stock 2012 Specialized Allez since I bought it (in 2012). I am a larger guy (105 kg), and tend to go for rides in the 50-100+ km range. No matter what I wear ...
5
votes
2answers
391 views

U-lock mount bracket on carbon frame?

I took my bike to the bike shop to get remove the quick release wheel things, so that I can use only one U-lock, anyways they changed it for me but the bike mechanic really got mad at me and said 'you ...
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2answers
147 views

What are the advantages of having a aluminium frame? [duplicate]

are there any advantages that an aluminium body brings to the tables over carbon frames?
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2answers
386 views

Can I put a rack on a carbon road bike?

I got a carbon-framed Kestrel Talon Road Bike recently but I also want to use it for commuting to and from work and I want a place to put my lock and other stuff on the bike. Is it possible to have a ...
2
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1answer
285 views

chain stay protection on carbon frames

I am worrying about this type of protection against chain sucks. After 1-2 months with a new Cannondale F29 2, I've found out that this part was not where it should be. Instead, the chain did it's ...
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1answer
80 views

Is a carbon fibre cyclocross or mountain bike likely to be lighter than an aluminum roadbike?

If the two are the same frame size, generally roadbikes are lighter. But if the roadbike is aluminum and the mountain bike is carbonfibre, is it probable the mountain bike frame will weigh less?
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1answer
47 views

How to exchange a seat stray on a 2013 Cube AMS 150 Super HPC Race carbon bike?

The derailleur was torn apart so I ordered new seat stays and have to exchange (one of them). I'm not sure how to do it, there are some bearings fastened by screws where hex-wrenches seem to fit on ...
3
votes
4answers
563 views

Should I worry about a chipped carbon mountain bike frame?

The other day while I was racing my Specialized Stumpjumper I noticed a chip on the frame. It's on the rear support bar right behind the seat post between the rear tire. My teammate who is a mechanic ...
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1answer
77 views

Avid Shorty 4 Carbon Brake Pads

I have Avid Shorty 4 brakes on a cross bike. I would like to use zipp 303 carbon wheels, but I am not sure about brake pads. The brake pads on there now are a combined cartridge and pad set. You ...
1
vote
1answer
102 views

Irregular sounds on new 50mm wheels at speeds over 16mph

I just bought new Chinese Carbon 50mm tubular wheels and I have a number of noises that are driving me crazy. There is a whistling or irregular whooshing sound on every rotation. Besides the normal ...
2
votes
1answer
171 views

Carbon-wrapped Aluminum seatpost?

I have the seatpost shown in the pictures below. It came on a 2010 Specialized Tricross. It looks like Carbon fibre on the outside, but when you look at the open end of the tubing, it actually looks ...
5
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1answer
8k views

Difference between UD, 3K and 12K carbon finish?

What does UD, 3K, 12K carbon mean and how do they differ?
2
votes
1answer
107 views

How to polish carbon frames?

My carbon frame has some slight scratches and some black gunk around the seat stays. What is the best way to polish the frame to bring it back to its original appearance? I was thinking of using a ...
2
votes
1answer
1k views

Do Carbon Wheels Stay True Longer Than Aluminum Wheels?

Does a race quality carbon wheel set stay true longer than an aluminum one (with equal abuse/mileage) ? It seems like the properties of carbon would resist flat spots and warping better than ...
0
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1answer
234 views

Does a carbon frame need two-bolt seat clamp?

Does a bike with an alloy seat post and a carbon frame need a seat post clamp with two bolts? Most clamps these days seem to be either quick release or single bolt. Is that safe to use with my set up? ...
2
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4answers
4k views

How to repaint a Carbon bike frame?

I have recently purchased a Specialized Roubaix SL4 Elite Disc carbon frame bicycle - But I am not particularly happy with the colour. It is charcoal and white. I like to have a brighter colour. Is ...
0
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1answer
2k views

How to fit BB bearings to install Ultegra Crank on road bike Wilier Cento 1

I've bought a used Wilier Cento 1 carbon road bike frame (not the new Cento1SR, but the previous model). Now I would like to transfer all Ultegra 6700 groupset components from my existing bike to it. ...
5
votes
2answers
211 views

What's the best way to fix carbon to titanium?

I'm building (experimenting if you wish) something out of the old bike parts and I need to fix two parts together one titanium and carbon. Basically the parts are two tubes one made of carbon of a ...
6
votes
1answer
657 views

Carbon Wheel Heat Bending

After riding about 800m downhill, I got this: BTW, this is TriAce Wheelset for Dahon Mu Ex 2014. Do you think this is safe to ride? Can I repair this?
4
votes
4answers
926 views

Would a person standing on the top tube damage a carbon fibre road bike?

I was riding my aluminium bike and I met some people who had been trapped in a locked park, so I helped them escape by holding the bike against the fence and letting them stand on the top tube to ...
2
votes
1answer
99 views

Carbon fork torque

I notice that my fork is squeezed together when I tighten the quick release mechanism. Is it possible then to over torque the quick release and squeeze the fork too close together?
2
votes
2answers
751 views

Recessed brake pivot nut stuck in carbon fork

The recessed pivot nut for my front brake calliper (no. 4 in this diagram) has seized inside the fork. I've managed to remove the brake calliper itself by unscrewing it from the front, but the nut is ...
3
votes
3answers
553 views

Carbon fibre vs aluminium for racing

I've been commuting on a mountain bike these past 3 years. Now I want to get into road bike racing. Is it worth saving up money over a few months for a carbon fibre bike? Or should I just go and buy a ...
2
votes
1answer
375 views

Can lock on grips go with carbon fiber handle bars?

How prudent is it to install lock on grips onto carbon fiber mountain biking handle bars? Are there some grips that will work and some that won't?
4
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1answer
2k views

Felt carbon steerer compression plug removal

How do I remove a compression plug (aka. expander bung) like this one? Most guides I could find assume that there's a 6mm hex Allen opening that allows tightening/loosening the plug but that's ...
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vote
2answers
935 views

Carbon frame cracks

I have a 2010 Gary Fisher Cronus, when I brought the bike in for a tune up this spring the bike shop told me they wouldn't do it because of cracks around the seat post. They pointed out that I had my ...
5
votes
1answer
264 views

Carbon fiber chip

See the white mid picture in the shape of a canine tooth. The sticker / veneer came off / separated. Is it something I should worry about? Is there something I can do? Niner Air Nine Carbon. I ...
1
vote
2answers
308 views

painting an aluminum/carbon frame

I have a frame I would like to get repainted. It is a composite of aluminum and carbon fiber (Al main triangle, carbon fiber seat/chain stays). The carbon fiber is unpainted (maybe a clear coat) and I'...
0
votes
2answers
1k views

Are all the Ultegra brake pads the same?

I have a road bike with Shimano Ultegra Di2 6870 goupset. Today it was my first long ride with it and alsmost instantly I noticed that the brake pads are not for carbon rims. I tried searching on the ...
0
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2answers
7k views

Carbon Fiber vs. Aluminum [duplicate]

I am a new cyclist who is on my 2nd year of biking. I bought a cheapo Schwinn MTB at Walmart to start with but now I want a real road bike. I currently have $2k saved up and am looking into a ...
8
votes
2answers
767 views

Benefits of newer racer bikes over older ones?

10 Years ago, when I was 14, I got my first road bike. It costed around 1000 € (~1350$), and I have been using it every year. I have cycled at least 1.000 km every season. Now, I have started to ask ...
0
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2answers
448 views

Carbon Fork Noise

I've got a 2 month old Cannondale Evo Supersix. When I take it over a rough patch of road (far too many of these in Wiltshire!) there is a loud noise coming from the forks - it's obviously caused by ...
0
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1answer
546 views

Cheap Carbon Fiber Wheels

Right, I guess inserting where they're made in the title would be a little politically incorrect but essentially the link below would give you the exact product that inspired the question :- Cheap ...
3
votes
1answer
1k views

Protecting carbon bike frame after a small chip?

My bike frame is carbon and it recently got a small chip. It's about the size of a pinky fingernail in size. Should I do anything to treat the chip to help prevent it from getting worse? Here's a ...
12
votes
3answers
1k views

Should I avoid sitting on top tube on my carbon bike?

In another bicycle discussion forum I encountered a thread about possibility to damage carbon frame by sitting on top tube while stopped. I see some sense in it, as generally tube walls are a lot ...
2
votes
4answers
910 views

Does anyone sell a direct-drive recumbent with no handlebars?

This document well describes the benefits of a direct-drive recumbent. Is there any carbon-frame recumbent, commercially available, that implements all its recommendations. And what are the pros and ...
5
votes
3answers
2k views

Do I need to be concerned about a carbon frame if I attach a bike trailer?

We have a bike trailer with the hitch attached to the rear axle. The frame of my wife's bike frame is part carbon (right around the rear axle), which I understand is more brittle than other materials. ...
7
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1answer
234 views

brakes for carbon rims

I'm considering switching from alloy to carbon wheels - just a question regarding that & brakes. Would I need different pad materials from the standard sort of pad material (or even a whole ...
0
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1answer
111 views

Getting started with carbon fiber DH/XC wheels

I'm looking for some carbon fiber DH or XC wheels and don't know where to start, as I'm new to this. Could you give me some help on where to get started?
3
votes
2answers
497 views

Carbon frame strengh

Almost every question Bicycles.SE about damaged carbon frames seems to get the same answer: "the frame isn't safe anymore." How strong of a hit is needed to break a carbon frame? There are little ...
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6answers
51k views

What are the pros and cons between an aluminium and carbon frame?

I'm after a mountain bike and I've narrowed it down to the Cannondale F29 (based on reviews, plus I like the look of the bike). My question is, should I go for the carbon bike or the alloy bike? I'm ...