Questions tagged [diy]

D.I.Y. is an acronym for "Do It Yourself". Questions here are resources for enthusiastic amateurs working on their own bicycles.

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4 votes
3 answers
742 views

Brake post broke off the boss. How do I replace it?

A brake post has been broken off the boss on an old BSO (bike shaped object). I'm exploring my options for reinstalling a brake. There is a hole where the post was, some 6 mm in diameter. I bought an ...
9 votes
3 answers
3k views

Should amateurs install their own headsets?

Building a bike from scratch sounded like a fun challenge, but a frame builder firmly told me to get the headset installed professionally. Videos online make it look easy even if you don't have the ...
22 votes
4 answers
32k views

Should or can I (car) wax my frame?

Having spent the whole summer taking a bike apart, painting it and now in the process of building it again, I was thinking about waxing it. I want the finish to last as long as possible, after all, I'...
0 votes
0 answers
115 views

What are some pointers for newcomers?

Tldr: I'd like to know if there's any way for me to solve all of my problems on my own. Good day there, I'm new to this community, and I'm very excited to join! I'd like to learn at least the ...
12 votes
5 answers
13k views

How to bend handlebar to customize it?

Here in my country is kind of difficult to get certain types of handlebars, but it is easy to get flat and riser mountain type handlebars and standard types of road drop bars. So I'm investigating ...
8 votes
8 answers
3k views

Are there limitations to how much you can upgrade a cheap bike?

I’m hoping to buy a used bike for ideally 200 Euros and make it a hobby project to keep investing in the bike piece by piece to make it a nice bike, upgrading one component at a time when I can afford ...
8 votes
4 answers
993 views

What type of bottom bracket does my bike have?

I found this old fixed gear conversion on CL for next to nothing. It's been really fun but I've noticed play in what I thought were the crank arms, but it turns out the spindle inside the BB has play. ...
7 votes
2 answers
471 views

Cup and cone bearings: better a little tight or a little loose?

A bike is commonly full of cup and cone bearings: pedals, hubs, bottom bracket, headset etc... The component change but the logic still the same the bearing is in between an axle, a pair of cones and ...
0 votes
1 answer
1k views

DIY chainsaw powered bicycle [closed]

Does anyone have any plans on how to build a chainsaw powered bicycle? I've referenced instructables and YouTube but everything is so vague it doesn't really give me any sort of ideas as what I ...
2 votes
3 answers
1k views

Does new chainring require change of other parts?

I'm thinking about changing my 2nd chanring to a smaller one (2 chanring setup). I hear most people recommend to change the chain when changing the cassette. Hence my question: should I expect to ...
6 votes
4 answers
9k views

DIY: what material to use as DIY shim seat post?

Seat tube shim adapters are quite expensive, what kind of material do you recommend as a shim? I have seen in a thread some guys talking about home made shim: paper tape alloy drink can as a shim (...
7 votes
3 answers
710 views

Child seat: how to protect my child's face from rain and wind?

I edited this question more than any of my questions before, please feel free to view old versions. The overhaul of the question was approved in principle by a moderator. I did also add an answer with ...
22 votes
8 answers
91k views

Removing a stuck pedal

I'm sure this question must have already been answered somewhere here, but it doesn't show up in any search results I make... I'm changing the pedals on a 40 year old bike. Pretty sure the pedals are ...
-2 votes
1 answer
258 views

How to attach a plastic jerrycan as a FRONT bicycle rack? (How to build a DIY basket-type attachment?)

Plastic jerricans are quite a popular way to transport stuff on the back racks. It's not easy as it seems because the question goes with some constraints: the system should not require special tools ...
8 votes
3 answers
2k views

How can I build my own open-source cyclometer?

I am interested to build a bike but I would also like to have free software/hardware. How can I build a cyclometer with open-source software? Would it be possible to find reflashable hardware or open ...
2 votes
2 answers
1k views

What can I use to replace a Shimano Deore LX RD-M581?

I've got a trusty Marin East Peak XC from 2008, but the rear derailleur's adjustment screws have all sheared and I need to replace it. The derailleur is a Shimano Deore LX RD-M581, but I can't find ...
3 votes
1 answer
181 views

Abus Folding Lock: Adding Damping to Joints

I want to add damping to the joints on an Abus Folding Lock, such that it maintains its shape if I stick it through a hole or something. I received some brief feedback that I could use rubber bands ...
11 votes
3 answers
8k views

Does it matter what way the tires go if no directional arrow?

As the title suggests, I have just put on two new tires but now I'm not sure if I put them on in the right direction. No directional arrows so I presume anyway is fine, however me being me it made ...
2 votes
2 answers
848 views

Burley push button wheels and axle?

I'm looking into building my own trailer and I want something similar to Burley's push button wheel system. My question is, where do I obtain similar wheels/axles? Here is the Travoy, one of their ...
4 votes
3 answers
1k views

What can I get for panniers to commute with my 17" laptop?

I have looked for a pannier that can hold my 17" laptop for a couple of years. No such thing exists. I tried contacting a couple of places to make one, but they never replied. So, now I'm trying to ...
1 vote
2 answers
579 views

Home made bottom bracket plastic sleeve

I want to make a plastic sleeve from a water bottle, for a classic cup and cone bottom bracket, to protect against moisture and impurities that may run down the seat tube. How do I know the proper ...
3 votes
2 answers
4k views

How much tolerance is acceptable on the chainline of a fixed gear conversion?

When converting a geared bike to fg/ss, at some point there will be adjustments to be made regarding chainline. Without getting into details about what could be made to make it better (bb axle width, ...
18 votes
9 answers
19k views

Trailer hitch between a bike and trailer?

I want to make a bike cargo trailer. It seems to me that making the hitch will be one of the most difficult parts so I opened a separate question for this. How would you attach the trailer to the ...
3 votes
4 answers
23k views

How to attach and mount wheels onto a cargo trailer?

I am planning a bike to move heavy things, separate question here, and sixtyfootersdude is doing a cargo trailer that converges to some extent with my goal to move cargo here. I am not sure whether ...
4 votes
2 answers
573 views

Bottom bracket conversion with rare cups

I'm asking this question as I'm interested in the community opinion in the idea of "am I taking the right path" or "is there a better way". tl;drl; - scroll to the bottom, please. Namely, almost ...
10 votes
7 answers
2k views

Recumbent, diamond-frame or trailer to move heavy things?

Heavy things can be a lot of books, full beer cans, construction woods and other misc in a place where I cannot use a car and the trip is long and suitable for riding. So which one would you favor? ...
3 votes
2 answers
899 views

Anyone tried to brush mud/snow in rear-wheel while on ride?

I ride my bike in the snow. And I think my bike can be a lot cleaner if I had a snow catcher in my rear-wheel. There is possibility because the rear wheel fork comes with extra holes in it. I think ...
3 votes
1 answer
1k views

How can I tilt up a stem of my bike's handlebar which is held by two bolts?

I bought a second hand hybrid bike and would like to adjust the stem of the handlebars such that I can ride it in a more upright position. The following photo shows a side view of the stem with an ...
10 votes
6 answers
7k views

How to make a cargo trailer?

This page is for a general answer and it consists of at least two main parts: personal experience and technical part. The technical parts are perhaps the two hardest parts. Has anyone attempted to ...
2 votes
2 answers
513 views

DIY Truing, Dishing Stand Experiment

First and foremost I have no knowledge or experience in building/maintaining wheels. So I have to try it! I was reading Roger Musson book and decided to build a truing stand out of scrap I have. I'd ...
3 votes
1 answer
2k views

Installing downtube shifters with no clamp

I am trying to convert my Schwinn Mountain bike into a road bike. I bought a set of Shimano SL-SY20A 3 (2) x 7 Speed Down-Tube Shifters. they have a clamp attached but my downtube is very wide and the ...
1 vote
2 answers
2k views

Determining the correct chain length (52/36 with 12/29 11S cassette combination)

I have a Campagnolo Record groupset on my road bike where I want to replace the chain. My combination is 52/36 crankset with 12/29 (Chorus) cassette. I got a Campagnolo Record Chain 11-speed for this ...
4 votes
1 answer
5k views

What can I use for interior helmet padding?

My bike helmet needs more padding on the inside. Any suggestions of what to use? I"m thinking double sided tape and some sort of neoprene or other cushiony material.
18 votes
7 answers
35k views

DIY wooden bike rack -- looking for plans

I'm planning to build a bike rack to store several bikes on the floor of my garage. Does anyone have plans for such a rack? We have a circular saw and a drill and the usual hand tools, but no router, ...
1 vote
1 answer
595 views

Servicing / replacing headset

The headset on my daily commuter is foobared. So I'll be looking to service it, possibly replace as many of the low-end components with better ones. As I've learned the hard way, it's the questions ...
18 votes
7 answers
13k views

One vs. Two wheeled bike trailers

I am considering making or buying a bike trailer. It seems to me that the most important desision I need to make is whether to have a one wheeled bike trailer like the Bob or a two wheeled bike ...
7 votes
2 answers
49k views

Building my own full suspension MTB: How to I select a frame?

I've recently gotten back into mountain biking. I took my 5 year old Iron Horse full suspension out to the mountain with some friends that had recently purchased new bikes. I haven't ridden for a ...
5 votes
2 answers
2k 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 ...
1 vote
3 answers
334 views

Bike-in-a-Kit Concept

Has anyone in the group has tried building a "Bike-in-a-Kit"- a sort of DIY bicycle, which can be entirely assembled and disassembled by the user and can be conveniently carried in a bag ? I face such ...
0 votes
1 answer
2k views

What bottom bracket do I need for a decathlon rockrider 5.0

The bottom bracket on my Rockrider 5.0 has a little too much play in it so I figured it best to change it before I get a failure whilst I'm commuting. Does anyone know which bottom bracket I would ...
0 votes
4 answers
358 views

My Bike doesn't seem to fit itself

I have a project bike. I made it myself from bits recycled. It is currently a single speed, although I'm thinking of adding gears to turn it into a bit of a commuter/excercise bike. Before I do ...
1 vote
1 answer
302 views

Replace freewheel with freehub?

I have a Motobecane Super Mirage that I bought in 1977. I have another bike for regular use, and I've decided to completely rebuild the older one. I determined today that the freewheel teeth are worn ...
0 votes
2 answers
3k views

How do I determine parts for my bike and where to source them (new)?

Do bike shops have specs guides or manuals to know which (eg: integrated headset bearings) parts to use on which bikes? And where do they source said parts (other than from the bike mfr)? And most ...
0 votes
1 answer
1k views

Tyre replacement for Rockrider 300

I have a rockrider 300 which has tyre measurements as 26*2.0 and tube measurements as 26*1.75-26*2.12. According to the catalog they are semi-slick tyres. I want them to be even slicker. I have ...
1 vote
1 answer
388 views

How to build a Camping trailer, and riding across country with it [closed]

I'm trying to build a camping trailer for my vintage Schwin Le Tour. I want to ride my bike across country and camp in this the whole way. I was wondering if anyone has done this before, and if anyone ...
2 votes
1 answer
1k views

Easy build, high weight capacity trailer for Burning Man [closed]

TL;DR I want to make a high capacity trailer from bamboo to ride around at a desert festival. Bamboo structure (probably 1.5" or 2" major strength lengths, 1" for crosses) Hitch using bamboo & ...
1 vote
1 answer
117 views

Have you built your own components? [closed]

I got a commuter rig from a mailorder mike operation and would love to replace the stem with something I've made. I am getting into some CNC/casting/woodworking was curious if people have fabricated ...
9 votes
2 answers
12k views

Checking spoke tension without specialized tools

I have laced and trued my first wheel (YAY!) at home, while in the fork. It is fairly true (to the point I used to pay money for), but I am not sure if the spokes are tensioned properly (I guess it is ...
0 votes
1 answer
159 views

How can a GPS with damaged screen be put to use?

I bought a Holux 260 Pro last year but it fell off the bike on very first day, due to faulty clamp. Sending it to the company for replacement is very costly(>50% of the device cost) so it's been lying ...
7 votes
1 answer
1k views

I have accidentally removed a front suspension fork - what now?

I have accidentally removed the suspension fork from my bicycle (Trek Remedy 8). I was trying to take off just the handlebar, but was distracted for a moment and unscrewed the wrong bolt. How safe ...