Unanswered Questions
66 questions with no upvoted or accepted answers
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What is my Bianchi Model?
I've been looking for awhile on this Bianchi model number. My parents had this bike since before 2004 but they can't remember when exactly. Unfortunately there's no Bianchi official store in my ...
- 1
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Band New Front Gear Shift Issue
I brought a bike a few days ago and barely rode it. Every time I did I noticed that the chain would slip in the front gear going to a larger chainring, in this case it's gear 2. 'Funny thing is I took ...
- 128k
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Is this Decathlon Cobra bike (frame) unique?
So last summer I got a job in a workshop, during which I had the opportunity to build my own road bike from a Decathlon frame. The model is apparently a Cobra Special (as shown on the pictures). For ...
- 438
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Please Identify this frame FAKE BMC?
hi! I bought this bike as a BMC ALR one ~2016 model year. later I've realised that it's not BMC. The frame does not have BMC features. and have some that BMC never had on its bikes like this:
Also, ...
- 5,202
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Is it a X sync or an X sync 2
This chainring is it an X-SYNC or X-SYNC2?
https://www.bike-discount.de/en/sram-eagle-12-speed-chainring-x-sync-2-direct-mount-6mm-offset
It is sold as xsync2 but on the chainring is clearly mentioned ...
- 145
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Can I use 8s Claris R2000 Rear Derailleur on a 10 Speed Cogs (11-28t) and 10s drop-bar brifters/sti?
A 8s claris roadbike derailleur on 10s cogs and Sensah Phi 10s drop-bar shifter.
- 33.9k
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My shimano ultegra quick release is not working because the ball bearing inside got lost, can someone help me to identify the size of it?
Can someone help me because my ultegra caliper quick release system is not working because the ball bearing inside got lost (see picture below)
- 5,202
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Help identifying this old bike please
I've got an offer from a friend to get a bike of his that has been sitting in his attic for a few years now. He says the bike is roughly 25 years old, most probably bought in the Czech republic.
Any ...
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cruiser chainring
I have been urged by my physio to give up the mountain bike and only ride a cruiser. I would like to do some rides that are longer. I find the gears too slow for longer rides on the cruiser and wonder ...
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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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Help in Identifying bicycle frame maker
I've had this bicycle since 1996. I got it as payment from a client i used to have. I love the frame but i have never known which company manufactured it. I believe it's chromoly it is very well built ...
- 12.9k
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Buying new wheels for Evo Sport E5 cyclocross to fit slimmer tires
I've read some similar posts on this topic but would like to check that I understood correctly. A replacement of my stock Tracer 700x33c tires on my Specialized Evo E5 Sport cyclocross is overdue and ...
- 101
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Can you identify this Marin bike?
My black Marin bike was stolen this weekend and I need to identify the year, model, and estimated price for my insurance claim.
I have a picture of it below. I bought it around the year 1999 but don't ...
- 14.3k
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Bicycle pedaling resistance on single speed e-bike
Recently, I've bought an ebike that is about 2 months old now, I've maybe gotten 100-150 miles off of it as a daily commuter. When I pedal, it would have a lot of opposing force or friction, and ...
- 101
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Does anyone here have measurements of SRAM's direct-mount spline interface?
The makerspace I work in purchased a new metal milling unit and I want to test its software's tolerances and mill a narrow-wide chainring.
I'm guessing it just consists of a circle with square ...
- 1,305