Questions tagged [frames]

Bicycle frame construction, selection, maintenance, and repair.

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3
votes
1answer
334 views

Why is this rear wheel not aligned with the frame?

My LBS sold me a new wheel. I put on the new wheel. I'd go back to the LBS, but I'm afraid that I live far away from them. Alas, I'm now having this problem: As you can see, the wheel is quite not ...
2
votes
2answers
92 views

Using degreaser on a bike frame?

I recently did a big clean up of a bike that I bought and when I was washing the bike there were specs of dirt on the frame that I couldnt remove, I tried a soft brush, Muc off bike cleaner and (water ...
0
votes
2answers
126 views

Can someone help I don't know brand of bike mine is?

Hi I don't now what kind of bike or logo please help thank you.
0
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1answer
44 views

Name of colour of paint on Kink Volte BMX

I am looking for the color name for restoration on my kink volte? serial # aca10e001651 Any ideas would help. I'm hitting a brick wall with google.
3
votes
2answers
131 views

Please identify, Lago bike from Germany

help me to identify what kind of bicycle frame it is and its cost, if it is valuable, I will be grateful for any information. (Click images for larger view.)
-1
votes
0answers
46 views

Saturn Tandem Information needed

Any info on this is appreciated Can not find any info at all on this bike. I'll be adding total pics once I figure out how to shrink the size Thanks in advance
1
vote
1answer
69 views

Disc brake mount/adapter bolt length

My bike's frameset has IS mounts. The mounts are 9.6mm thick. I bought a pair of IS to post mount adapters but they don't come with bolts. The adapters are 11mm thick. How long should the bolts be? ...
0
votes
1answer
61 views

Original fork 1'', new fork 1 1/8''

I put a picture of my original frame. The internal diameter of the straight cylinder is 31mm. In this frame was installed an original fork of diameter 1''. I would like to buy this fork : https://www....
1
vote
1answer
58 views

How do you tell what model of bike I have? [duplicate]

I bought this bike 2 days ago. I searched for some info, but couldn't find it. The only information I found was to be around 1972
1
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2answers
74 views

How to fix a kickstand that slide?

This is the kickstand of my folding bike, and since the day I bought it, the kickstand just don't stay in place. It move around the bolt a tiny little bit, and from time to time it touches the crank ...
4
votes
2answers
770 views

Seat tube dents from Front Derailleur band-on. Is this gonna get worse over time?

I just noticed it on the seat tube yesterday. Looks like a front derailleur clamp mark though I'm running a 1x setup (my LBS might've tried something on it before I purchased). Just worried about the ...
2
votes
1answer
115 views

Repair Marin Hawk Hill (cracked frame) or get new bike?

I have a 2017 or 2018 Marin Hawk Hill. It has a cracked frame (see photo). My local bike shop contacted Marin, who said they have a frame that can be used. It would also require a shock replacement. ...
3
votes
3answers
961 views

Fixed gear steel frame from AliExpress

I would like to build my own fixed gear bike. I want a steel frame, I know different quality of steel and I want to avoid HI-Ten. I will be mostly for urban cycling (pavements) and I would take ...
0
votes
1answer
95 views

How to adjust when i am 5'5 foot tall and having a 42 cm roadbike frame?

Im planning to buy a roadbike frameset in my local store but they say that the size of the frame is 42cm and i am 5'5 should i buy that frame?
1
vote
1answer
87 views

How to remove a stripped bottle cage mount?

I was taking off my bottle cage on my Specialized Secteur sport triple, and I found the mount was spinning with the bolt. (I believe it is called a rivnut but I am not 100 percent certain.) Before I ...
3
votes
2answers
1k views

Is it ok to hang the bike by the frame, if the bowden is on the bottom?

Related: there are plenty of Q&A's (both here and on other sides), according to which, apparently, it is ok to hang a bike by its wheel. What I didn't find though is, if it is ok to hang the bike ...
2
votes
1answer
97 views

Dahon SUV D6 frame hinge

I have a problem with the main frame hinge of dahon SUV D6 folding bike. It is hard (stiff?) and the bike does not fold as smoothly as it should. I am trying to fix it. But i do not Know how to ...
-1
votes
1answer
81 views

Gravel bike frame material: carbon, aluminum, titaniul or steel? [closed]

For a long ride on a gravel bike, what is the best frame material?
4
votes
1answer
94 views

Damaged full-suspension linkage surfaces - creaking noises

I just got a brand new, high-end aluminium full suspension bike and after the first ride the bottom frame linkage (the big one, near the cranks) started making loud noises (video link with sound). ...
-2
votes
1answer
51 views

Help identifying BMX,frame, parts

Yeah I recently bought a bike the crank set caught my eye and a couple other things there's stickers on it but I'm not sure which ones are real and which ones are not besides the obvious to any help ...
8
votes
2answers
1k views

Frame dropout cracked, what can I do? (Allied Alfa Disc / carbon)

The frame thru axel hole/dropout cracked while using my wahoo kickr trainer. Is this crack dangerous? If it is, what can I do?
1
vote
0answers
85 views

Need help to identify a bmx

I have come across a bmx that was trashed, it looks like a good quality bike and I would like to restore it and wanted to find out if it's worth restoring or not, it still has stickers on it which ...
3
votes
1answer
119 views

Canyon ULT and Wahoo Kickr

Bought a wahoo Kickr in November and noticed a small chip to my canyon ultimate carbon frame. In January, Canyon announced the Ultimate was not compatible with Kickr. I'm dealing with Canyon and Wahoo,...
4
votes
2answers
257 views

Seat post nominal and actual size

If seatpost has nominal size of lets say 27.2, what is its actual size? Or other way around, if frame nominally accepts post of 27.2 what is the actual size of the bore in the frame? Obviously both ...
0
votes
1answer
44 views

Frame maker identification

Anyone know the manufacturer of this frame? Many thanks
2
votes
1answer
329 views

Why are bicycle tubing diameters often metric approximations of imperial measurements?

This is related to my previous question about seatposts and handlebars, but I’d like to generalize the question this time. The majority of bicycle tubes are metric equivalents of imperial sizes. The ...
4
votes
3answers
980 views

My chainstays have been eaten by rust, can something be done?

I hope you are all safe and sound and your Christmas time is at least decent in these pandemic times. The other day I decided to give a good clean to my steel city bicycle and I removed the stand, ...
1
vote
1answer
43 views

Headset upgrade, problem finding headtube dimensions for my 2020 Giant ATX 3

It's a 2020 Giant ATX 3. Does any one know how to find this info? Thx.
-1
votes
3answers
252 views

How to mount a kickstand on a bike with no kickstand mounts?

I have several bikes. Unfortunately, many of them lack the all-important kickstand mount which makes the bikes practically unusable for everyday tasks unless there's some possibility of mounting a ...
6
votes
4answers
735 views

Will grooves on seatpost cause rusting inside frame?

My bike has grooves in the seatpost as shown in the picture. The grooves do stop slightly further down the post, but the best saddle height for me is when the grooves partially go down into the seat ...
0
votes
0answers
59 views

What is this BMX?

I got this bike from a friend for free. I was wondering what brand could this bike be? Has Quando Hubs, Odyssey Pedals, Kenda Tires but no logo on the actual body itself.
1
vote
2answers
247 views

Is it possible to fit a 26" fork to a 29er bike frame

I want to buy a cheap frame and put parts from my old 26" (wheel and fork) and 15" (frame). Is this possible.
0
votes
1answer
80 views

Where purchrase cheap MTB frame? [closed]

I recently bought a Merida HT matts sub 60, and I like it but sadly it's way to big for me, I purchrase it more for the components since it was really cheap. I'm 165cm, and probably need 16inch frame, ...
1
vote
3answers
159 views

Bike identification

I am trying to identify this bike. It has a club cutout in lugs and 4 card suits on inside of fork crown. Frame's serial number is 75390. Also has direct frame mount above rim mafac Brake bosses. ...
0
votes
2answers
80 views

Will a 11-speed cassette fit my Giant SRC 3 frame (~2007)

I would like to upgrade an older Giant SRC 3 (~2007). Having a very limited experience with bike mechanics, how will i find out whether a 11-speed cassette will fit the frame and or the wheels?
3
votes
2answers
153 views

Effects of rust on steel frame strength

I have some rust on my front forks. This question tells me how to deal with it, but I'd like to know whether it will be impacting the structural integrity of the forks. I'm planning on going touring (...
5
votes
1answer
637 views

Bike seat tube is messed up

I was testing my seat and as I was sitting on the bike on the highest level of the seat post. My seat post came off and bent my seat post, so I ordered another, but now my seat tube doesn't allow my ...
6
votes
3answers
395 views

Does a highly visible frame colour improve safety significantly?

Studies have shown that wearing hi-viz colours, particularly on moving extremities such as one's feet, coupled with hi-viz helmets and cycling shirts, increases the chance of been seen by a driver ...
2
votes
1answer
240 views

Interesting frame, not sure what I got

I just bought this nifty looking bike, but alas I don't know the manufacturer or model it is. There's a logo with a silver looking "Z" and a made in Taiwan sticker. Any help you can provide ...
11
votes
7answers
3k views

What are the most basic parts of a bicycle which cannot be upgraded over a period of time?

After reading this question: Cheap MTB with future upgrades v/s costly fully ready MTB, I myself had a question. What are the most fundamental parts of a bicycle? What are the things which we have to ...
8
votes
1answer
140 views

How do I install this Ribble endurance SLR headset?

I've installed the bearings and now I'm struggling with which order to stack things. I can't find any documentation or manual of any description. I've attached a few photos. Does anyone have any idea?
1
vote
2answers
110 views

Road bike (commuter) frame size problem

My height is 5'9", leg Inseam is 32". My bike frame size is 52cm, is it the right size? If it not then is there a possibility to get injured? I have no option left. I already purchased the ...
0
votes
0answers
69 views

Dent in Lower Aluminum Frame Of Cannondale Cyclocross

Recently purchased this bike second hand. How concerned should I be of this dent? It’s about midway down the lower frame.
5
votes
2answers
775 views

Chain rubs against frame when in smallest rear cog

I've set up a 12-speed SRAM Force groupset with an XDR cassette. When in the smallest rear cog, the chain rubs against the frame: Does anyone know what causes this and how to fix it? The frame is a ...
0
votes
1answer
38 views

What bottom bracket will fit the Ribble Endurance SLR?

Will a Shimano Ultegra BBR60 bottom bracket fit the Ribble Endurance SLR frame? I cant seem to find any technical information on the frame anywhere?
1
vote
0answers
40 views

bike-frame-jig: customizations of a standard model - interesting features added [duplicate]

good day i am in the mid of creating a bike-frame-jig. the model is oriented at tanner w s jig: https://www.instructables.com/id/Bicycle-Frame-Building-Jig/ see some the parts (here as Acronyms ) he ...
0
votes
0answers
114 views

Can anybody help me identify my road bike frame? [duplicate]

The serial number is located under the bottom bracket and its C0 30 402322. It was repainted and the fork is also been replaced. It has the downtube shifter mounts on it with braze on front mech ...
5
votes
3answers
178 views

Zip ties to hold smart-lock on frame

I've recently bought a smart lock for my bike that can be mounted directly on the frame. Problem is that my frame has no hole for screwing it on the frame. So I improvised with with 3 zip ties on each ...
1
vote
0answers
74 views

Trying to estimate cost of replacement for a stolen bike [closed]

The frame says "Nova" and "Columbus". I don't know the serial number. I believe the frame is aluminum. Purchased 2nd (or third) hand in California about 6 years ago. Above is a ...
3
votes
3answers
97 views

Replacing frame on mountainbike

Today while riding on a trail, the frame of my full-suspension MTB broke. It's been a long time coming, and at this point I'm happy that it didn't 'catastrophically' fail / I didn't crash. I think ...

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