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

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3
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1answer
38 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
140 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 ...
0
votes
2answers
115 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?
2
votes
3answers
164 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
votes
1answer
194 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 ...
-1
votes
1answer
74 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?
0
votes
1answer
40 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
228 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 ...
1
vote
1answer
63 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
98 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
126 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
votes
1answer
4k views

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

What does UD, 3K, 12K carbon mean and how do they differ?
2
votes
1answer
92 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 ...
1
vote
1answer
616 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
votes
1answer
174 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
votes
4answers
2k 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
votes
1answer
1k 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
185 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
616 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
782 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
91 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
502 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
481 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
288 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
votes
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 ...
1
vote
2answers
737 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
246 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
265 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 ...
0
votes
2answers
893 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
votes
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
633 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
votes
2answers
360 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
votes
1answer
490 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
752 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
2answers
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
votes
1answer
209 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
votes
1answer
110 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
433 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 ...
5
votes
5answers
41k 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 ...
2
votes
5answers
1k views

Advice needed re Carbon Fiber vs Shocks

I am an occasional rider who bought my last bike 15 years ago (an all-aluminium Saracen with shocks). I've put about 400-500 miles this year and am thinking of taking up one of the Cycle to Work ...
3
votes
3answers
271 views

Carbon bike specific maintainance

I am about to get my first carbon bike next spring, it's a MTB with a carbon frame with some aluminium components. What are the things I should do and should not do, to avoid damaging it by improper ...
0
votes
1answer
554 views

Full carbon fiber 29er suspension mountain bike from AliBaba [closed]

Does anybody have any experience with this bike? Full carbon fiber 29er suspension mountain bike with Deore XT 30 speed groupset I'm looking to buy my first expensive mountain bike and trying to ...
5
votes
1answer
533 views

Repairing Carbon / Aluminum frame

My road bike is aluminum with a carbon rear triangle. The carbon rear slides into the aluminum, and I believe was bonded with some sort of epoxy. The pieces have begun to separate after 2.5 years ...
1
vote
1answer
430 views

May I ignore the frame damage (or should I get a budget carbon frame)

I was happily using my Canonndale F5 Hardtail to commute to work and other places (like shopping, going to a swimming pool and the like) until recently I had a very unfortunate accident with a car. To ...
5
votes
2answers
416 views

Carbon cranks care?

I have carbon cranks (SRAM S-2200) on a new bike. The side is quite protected but the bottom part, where the pedals are fitted, is not. Hitting rocks on the bumpy road is sometimes inevitable. How ...
5
votes
2answers
1k views

Is there a way to check for non-visible damage on a carbon frame?

I had an accident on my carbon road bike. As I look at it, I do not see visible damage to the frame or forks. Is there a way that the frame can be tested for damage and if so, how do I get this ...
3
votes
1answer
212 views

Carbon frame damage

Please help. What should I do? I just bought a full carbon road bike that is less than 30 days old and noticed a hairline glitch where the seat post and seat stay meet that I can feel with my ...
7
votes
2answers
3k views

Why do some road bikes cost more than motorbikes? Are they grossly overpriced?

I have seen quite some carbon fiber bikes that cost upwards of $4000. Why do these bikes cost so much when one can get a very good motorbike for $3000? A motorbike comes equipped with several ...