Questions tagged [carbon]

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

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16k views

carbon frame chipped

today while I was riding I lost control of my bike; it was nothing serious, I even fell "standing", but my bike fell on a rock and the carbon frame was chipped. Should I worry about the damage? I ...
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445 views

Is this MTB a good bike or a BSO? Deserve carbon MTB [closed]

A guy wants to sell it to me second-hand, according to him hardly used. He bought it for USD850, trying to sell it for USD 180 to me. Is it ok to buy? I'm worried because it's imported wholesale from ...
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59 views

What is the best head set for a metal fork on a carbon frame? [closed]

I want to put a Chris King or cane Creek headset on a 29 inch carbon fiber frame using a rock shox SID fork. What is the best headset for this?
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1k 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 ...
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2answers
278 views

How to judge grade of carbon frame?

Last weekend, a friend told me about a local bicycle shop(Metro Cycles) selling a Carbon Cycle of Hamilton brand. This brand is sort of known in India but only for cheap bicycles. Later I figured out ...
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1k views

Extending integrated carbon seat tube

Can I just cut the carbon seat tube, cut a vertical slot for compression and use a conventional seat clamp to hold a seat post in it?
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3answers
504 views

Should an integrated crown race of an carbon fork be greased before assembly?

I'm assembling a 3T Exploro Team 2020. It seems like the fork has an integrated crown race. Should it be greased before assembly and pre-loading?
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1answer
162 views

Diagnosing and correcting hop on carbon wheel

NOTE - please read update below and all comments. I have a Mavic Cosmic carbon wheel which is perfectly true, but it has some vertical hop (3-4 mm). I thought at first that it was out of round, but ...
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3answers
648 views

Carbon wheels set or new groupset? [closed]

Currently, I'm running on Claris 3x8 speed drivetrain. I'm planning to either upgrade the groupset or a carbon wheelset. I dislike the groupset because of it's heavy and loud but usable but I want ...
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2answers
245 views

What does MSL stand for with Rocky Mountain carbon bikes?

I see the carbon fiber bikes from Rocky Mountain bikes use MSL in their branding (up until 2016, at least). What for the letters stand for?
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1answer
877 views

How to remove alu seat post from carbon frame?

My aluminium seat post is seized into my carbon frame. To make matters worse the seat post is snapped at the seat post collar - nasty crash. Anyone have a way to get it out? Or is it time for the ...
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2k 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 ...
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1answer
78 views

Carbon Bike Frame Chip At Rear Wheel [duplicate]

I was wondering if this is fixable?
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1answer
2k views

Differences between bikes 10 years ago and now?

I'm not too knowledgeable on high-end racing bikes, but I'm looking at getting a used Specialized Roubaix, and I was wondering whether enough significant advances have been made since 2007 to consider ...
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1answer
2k views

Maximum carbon steer tube length? [duplicate]

When cutting a 1-1/8" to 1-1/2" carbon steer tube, what is the maximum length you can leave outside the head tube and the stem clamp? Is there a maximum? How would you determine what the maximum steer ...
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2answers
9k 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 ...
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1k 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 ...
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1answer
53 views

Help pick between BMC and Diamondback 29er hardtails [closed]

Looking to get a new 29er hardtail with a carbon frame, down to 2 options, need some help deciding. My most typical riding use case is get out early in the morning, do 20-90 miles on a mix of paved, ...
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72 views

Carbon crack or cosmetic damage? [duplicate]

I have a new bike and after a bikefit (it was causing me kneepain) I had to raise the saddle and noticed a crack. I only use a torque wrench and tighten it to 4Nm usually so I can't overtighten (4.5 - ...
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1answer
1k views

Would a carbon fiber fork make a significant difference?

I have a Giant Escape 2012 that i love. I ride it more than my road bike. Ive recently switched from 32mm to 28mm tires and can notice the improved handling and speed. Is a carbon fiber fork a good ...
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1answer
111 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 ...
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1answer
124 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?
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62 views

carbon frame bike ktm revelator 4000 2017 damaged

KTM 2017 revelator 4000 in the bottom of the frame I have noticed this failure/puncture. Would you trust the damage here in the picture?
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60 views

Carbon Specialized Sirrus X5.0 Help

I am very new to this thread and seeking help from an experienced bike enthusiast. I just purchased the aforementioned bike in the title and after bringing it home for inspection(bought brand new from ...
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0answers
68 views

Are these scratches at carbon fiber something to worry? [duplicate]

the seller showed me all the scratches at the bike and told that they happened when he was carrying bike and & changing rear wheel all the time. I did not notice any other scratches at the frame. ...
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103 views

Carbon fork crack?

I have aluminum bike with carbon fork, this is in the front of the carbon fork, it is in both sides of it? It's a carbon crack or paint crack?
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62 views

What weave is the carbon of this carbon wheel?

what weave is this carbon wheel? the brake track and rim are of different weaves? please explain, thanks.
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2answers
972 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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3answers
1k views

Is my old bike safe?

The old bike is a Cannondale R-600 purchased in 1999. Original key components. Frame, fork. (Aluminum frame, carbon fork) Ridden for several thousand miles. Well maintained. (Various parts have ...
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1answer
112 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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2answers
1k views

Is there a device for protecting your carbon-soled road shoes from the cleats?

I recently came across this product:, which is a stainless steel shield to place between your mountain cleats and your carbon soled shoes, to prevent damage to the carbon. Has anyone seen something ...
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1answer
1k views

Canyon Endurace CF SL Disc: 7.0 vs 8.0 [closed]

Mission: On the market for a new road bicycle. Since May 2020 I stepped up my cycling and will probably at least triple the yearly kilometres (3k?). So I want to treat myself and I decided to invest a ...
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3answers
286 views

Can I upgrade my XC bike with a full-suspension, carbon fiber MTB frame?

I want to have a full-suspension bike, but since I already have a XC bike with very light, high-end components, I thought it might be cheaper to buy a new frame that supports rear suspension, buy a ...
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1answer
599 views

Aluminum alloy or carbon fibre handlebar? [closed]

Should I buy a carbon fibre handebar or an aluminium alloy one for a mountain bike? I would prefer the stiffest, as I do tricks but I don't really know which one is the stiffest. I seen both aluminum ...

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