4
votes
2answers
330 views

Is it possible to compensate a short sized frame by adjusting seatpost and stem?

Could you achieve the same position you would have on a bigger frame by raising seatpost and stem? And how could I adjust those to "simulate" a bigger sized frame?
0
votes
1answer
71 views

Peugeot PX-10 with Shimano 105 Triple with BB-6700

Upgrading my french PX-10e with shimano 105 cranks. What bottom bracket can I use with this 68mm bottom bracket with french threading? Is there a threadless BB available?
0
votes
3answers
154 views

Pedal arm inside pedal screw hole stripped

I'm attempting to reassemble my bicycle after it was shipped across the US. All is well; except one pedal cannot be screwed back in and it's because the inside of the pedal arm screw hole is stripped ...
3
votes
2answers
171 views

Wheel spokes & strength

I'm just about to buy a new bike. It comes with Shimano R501 wheels, which are rather lightly spoked (20 front, 24 rear). I weigh about 230lbs (I'm 6'6") - do you think it'll be worth getting a ...
1
vote
4answers
278 views

Why don't race bikes have solid front triangles?

I know that cutting material out makes a bike lighter, but at some point there must be a crossover between weight and aerodynamics. Since tri-bikes and track bikes have more oval/flat shaped tubes, ...
7
votes
1answer
148 views

What is this “recumbent” trainer?

In the photo below, what is the trainer that is attached to the bike? Are these custom fab?
5
votes
1answer
141 views

Snow Tire Wraps for Bicycles

In some areas of the world, cars are allowed to use snow chains (or cables) in order to increase traction on ice and snow. This is slightly complicated on bicycles, but has been done. The main ...
1
vote
1answer
152 views

derailleur P-screw/B-screw does absolutely nothing

I know dérailleur adjustments are frustrating, but this is the 4th day i'm working on this... i stop working just before the rage kicks in and leave everything to continue another day :) The problem ...
4
votes
7answers
519 views

Does a hybrid pannier / backpack exist?

From reading around on the internet I understand that pannier bags are comfortable to ride long distances with on a bicycle. In my current rough travel plan I decided I also want to (hitch)hike a ...
0
votes
1answer
69 views

Shimano rear hub body compatibility

My free hub body has cracked and im looking to replace it. I have discovered it uses a 14mm hex key to remove. I cannot find a freehub body for sale that matches m785. Will a "m760-m765" body fit my ...
1
vote
1answer
118 views

What is the matter with this Shimano disc brake lever?

I got the BR-M445L + BL-M505L a month ago. I am new to hydraulic disc brakes, so I can't tell if there is any problem with air in the system or other problems. Asked a mechanic and he said the brake ...
3
votes
0answers
100 views

What to do when there's no more adjustment room on disk brakes

I just built up a new frame and discovered that due to slightly different geometry the rear disc callipers can't be adjusted so that they don't rub. Basically I've got them all the way over to one ...
7
votes
2answers
248 views

Do I need to plug internal cable routing ports?

I have just ordered a OneUp Components 42T sprocket and a Race Face 30T Narrow/Wide single ring so that I can convert my 3x10 drive train into a 1x10. This means that I'll be removing the front ...
0
votes
2answers
147 views

Which way does the seat clamp go on the post?

I have one of the older style seat clamps, the one with the bolt all the way through it with two male ends that tighten on either side. I'm not sure if the bolt side goes to the front of the post or ...
0
votes
2answers
71 views

Upgrading a GF Tarpon to 650B wheelset

I'm considering upgrading my GF Tarpon to a 27.5" wheelset. Is this possible? And how will affect the ride? In general, I've heard people say no, and some people say yes (nothing specific about this ...
1
vote
1answer
61 views

What kind of crank extractor do I need

I'm trying to swap the cranks on our Thorn tandem and would like to know what kind of crank extractor (if any) I need for the job. Is there a way to tell from this photo, before I've taken it all ...
7
votes
5answers
220 views

How can I bike in Winnipeg, Manitoba, Canada?

I've seen posts here about winter cycling, but I live in Winnipeg, where the weather drops to -50C (-58F) and we experience gale force winds. How can I bike in these conditions?
0
votes
1answer
282 views

How do I train to gain Tony Martin/Fabian Cancellara/Bradley Wiggins esq abilities to turn over a big gear 58t, 11t,? [closed]

Assuming you had access to a power meter and a heart rate monitor. What sort of training would you do?
0
votes
1answer
70 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?
-1
votes
1answer
98 views

White 1996 trek Y22

Hi I'm new to mtb and have myself a trek y22 with carbon fibre wheels, my mates laugh because they say it's to old for anything and most certainly won't be able to go DH or do any kind of jumps!!! ...
0
votes
2answers
114 views

Information about an old frame

I'm looking for information about this frame- it's my trusty touring bike, and I've been gradually upgrading it - next up is to convert to 700c and a modern chainset (probably sora to keep costs down) ...
1
vote
1answer
156 views

Is this a collectable bicycle?

Would appreciate any help in trying to identify this bicycle. HRSBO 71091
1
vote
1answer
79 views

Sources for vintage or reproduction decals?

What sources offer reproduction decals in the vintage Cannondale (lower-case, non-italic) style? When I finish restoring my bicycle's polished aluminum finish, I would like to apply replacement ...
1
vote
2answers
131 views

restoring the finish of an oxidized polished aluminum frame?

In the context of restoring the finish of an oxidized once-polished aluminum finish, is there anything better (easier) than 0000 steel wool with Marvel Mystery Oil? I am restoring an old Cannondale ...
0
votes
1answer
98 views

What kind of pump/attachment do I need for this? (picture)

I am having trouble identifying what tools I need to pump these tires. We bought some kind of kit that came with multiple attachments and none of them worked. Wondering if something is missing? All ...
1
vote
0answers
89 views

Are 130 BCD chainsets stiffer than 110 BCD?

I would expect the crank spider not to sacrifice much stiffness in expanding from 110 to 130, but the chainrings seem flimsy in comparison. Do I buy extra stiffness by using a standard chainset ...
15
votes
1answer
340 views

How to prevent breathing issues during extreme cold

Yesterday I rode to work in -2°F / -19°C temps. When I got to my destination (only about 3.5 miles), my lungs felt terrible. My voice was hoarse and I was coughing a lot. All this despite the fact ...
1
vote
2answers
302 views

How can I tell if a rack and panniers will work with my bike?

I have a 2012 Jamis Durango Race and am interested on fitting it with rear panniers at some point. However I want to be sure that they'll be compatible. There seem to be mounting points on the bike ...
1
vote
1answer
154 views

Bottom bracket mysteriously squeaking

Somewhere from the non-drive side of the drivetrain is coming loud squeak when I pedal hard. The story is long. First I threaded the BB-ES25 incorrectly, and had to spend half an hour with a file to ...
3
votes
2answers
159 views

Aerodynamic kid's trailer with suspension

I'm looking for an aerodynamic kid's trailer to tow behind my Velomobiel Quest. Some corner points: Needs to be attached at axle height don't care for the coupling, because that needs to be replaced ...
1
vote
2answers
111 views

Are heavily worn rims safe to use on trainer?

I've got a wheelset with heavily worn rims. This was a cross wheelset used for riding in pretty sloppy conditions all the time. This was a rim brake based wheelset and used with cantilever brakes. ...
2
votes
2answers
153 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 ...
2
votes
2answers
84 views

Adjusting a triple front derailleur after removing largest chainring

I have a touring/commuting bike with full Shimano 105 -- triple in the front. I just removed the outer (largest) chainring and replaced it with a chain guard. It's easy enough to crank on the limit ...
0
votes
1answer
38 views

Swapping chainrings on old ultegra crank

I have a 2002 Ultegra 9-speed triple with 52/39/30(?) chainrings. I swapped out the inner two chainrings twice and kept the original crank and 52-tooth ring. The 52t ring only gets used going downhill ...
0
votes
1answer
107 views

What's the difference between a Cannondale F29 Carbon 3 and a Cannondale F29 *Flash* Carbon 3?

I'm trying to decide on a mountain bike and I've short-listed the Cannondale F29 Carbon 3. Some bike shops are listing them as F29 Carbon 3 Flash and some just as F29 Carbon 3. They're both the same ...
2
votes
3answers
916 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 ...
5
votes
1answer
201 views

Why do some people leave the chain sitting on the smaller sprocket when the bike is not used for a while?

I guess it is something related to the springs in the derailleur. But is it that important?
0
votes
1answer
81 views

How can I fix panniers that have got holes in

I've got some Crosso panniers that have got quite a few holes in. I once fixed a drybag backpack with patches of leather and industrial strength glue which worked like a treat, but I've forgotten what ...
1
vote
1answer
68 views

Commercially available sprung tyres/wheels?

I was wondering if anyone knew of any commercially available sprung tyres or wheels. I'm talking about wheels that take do the shock absorption instead of a pneumatic tyre. This is all I can find at ...
0
votes
1answer
170 views

Downtube friction shifters for 11 speed

I'm planning to build a steel lugged frame and equip it with downtube friction shifting. My question is: Do Dura Ace 7900 downtube shifters come with friction mode? The left lever does not have a ...
1
vote
4answers
395 views

Anti-puncture options

I ride my bike to work. But every time I get a flat tire, my schedule is messed up because bike shops are not easily available on my town. Is there any other option besides puncture-proof tires?
2
votes
1answer
117 views

Performance difference between Shimano SPD and SPD SL

Is there a noticable performance different between the SPD and the SPD SL systems? I've got SPD SLs on my current bike, but some of the touring I do required quite a lot of walking, so I was thinking ...
2
votes
1answer
264 views

Folding bike for commuting and touring

When looking for a compact bike for storage and carrying reasons, a folding bike seems a great deal. But how do folding bikes perform for trips longer than 20km ? I'm looking for a bike I would use ...
3
votes
1answer
70 views

Reason behind the Tour Down Under “People's Choice Classic”

The Tour Down Under (TDU) is technically a 6-stage race, but the day before is the "People's Choice Classic", The People's Choice Classic, also known as the Down Under Classic, is a single day ...
0
votes
2answers
281 views

MTB Why are 29ers considered better then the legacy 26'' or 27'' tires?

this is my first time here however I am a long time stackexchange user. I am planning to get a new MTB. Haven't ride for a long time 10y ago, as a kid I was always riding a MTB (I had an old low ...
2
votes
3answers
140 views

How to carry sunglasses, so that I can easily put them on or off?

Has someone discovered a way to carry sunglasses, so that they can be put on or removed while riding? I have tried two approaches, and both have drawbacks. Carrying in a pouch, attached to the ...
6
votes
6answers
253 views

Techniques for safely leaving a bike for 1-2 minutes in a safe-ish place

In the last year, 3 of my friends got their bikes stolen by leaving them "just for a minute" in front of a shop "while watching them through the window". Nevertheless, sometimes I do the same. Maybe ...
2
votes
2answers
166 views

How can I tell if my wheels need replacing due to rim wear?

I have v-brakes which have started to groove my rims. What is the surest way to know if they need replacing?
1
vote
0answers
69 views

Can I put standard drop brakes on a MASI drop handlebar?

I've got a set of handlebars from a MASI Uno. I'd like to know if I can put standard drop bar brakes, similar to these (ignore the interrupter brakes and bar end shifter for now). The MASI bars ...
-1
votes
4answers
148 views

Are there any parts I should replace on my SCOTT Metrix 20?

I've recently bought the SCOTT Metrix 20. I'm usually having 3 road trips per week of 30 km / 18 miles. My goal is a total of 3500 km / 2200 miles per year. Question: Are there any obviously weak ...

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