6
votes
3answers
699 views

Physical limits for a fixie rider

As fixie-biking is really trendy at the moment, i often see fixie riders 'skidding' and stopping their bike by blocking their backwheel. As this only works by shifting the riders weight to the ...
2
votes
1answer
458 views

building a cargo trike (bakfiets): steel thickness

I'd like to build a "bakfiets"; a cargo-trike with the box in front. I've found several resources, but none of them talk about the framebuilding material. What is are my material options; steel? what ...
-1
votes
1answer
114 views

What is minimum period by which my cycles should be service? [duplicate]

I am using a Hercules MTB thriller,I drive a maximum of 75 km per week. When should I schedule periodic, quarterly full service for the bike?
3
votes
1answer
607 views

Shimano 9 speed shifters

I have bought myself a Shimano Deore M592 set without shifters. I am now in the process of getting them as well but am not sure if I can put any 3/9 speed shifter on it. Do I only need to take care ...
6
votes
1answer
169 views

brakes for carbon rims

I'm considering switching from alloy to carbon wheels - just a question regarding that & brakes. Would I need different pad materials from the standard sort of pad material (or even a whole ...
1
vote
2answers
934 views

What causes a wheel to seize?

My rear fixed-gear wheel seized up yesterday on my commute home. I suspect it's the result of my bone-headed adjustment after replacing a broken locknut on the axle (I may not have put the new ...
1
vote
2answers
292 views

Screw cap stuck in adjustable stem connection, how to remove or reattach?

I was trying to detach my handlebar, because lowering was insufficient to make my bicycle fit in my box. I detached the long screw going connecting two lids thereby fastening the stem-handlebar ...
9
votes
4answers
422 views

How can I prevent or mitigate the front wheel coming off the ground when climbing steep hills?

On one of my bicycles (a 2012 Trek Madone 4.7), when climbing very steep hills, I have had problems with the front wheel coming off the ground. This creates an extremely dangerous situation because ...
8
votes
4answers
3k views

Front suspension on a cyclocross bike?

Is there a reason why no companies are manufacturing front suspension for cx bikes? Is it limited by the UCI rules? Would weight mean it would offer no additional value? I would like to know if a ...
9
votes
1answer
2k views

Why should I choose 36 or 32 spokes (or another number)?

I have to change the rims of my bike and I have to choose between 32 or 36 (or 48 or any other variation). I never thought about this until now and I feel it's kind of a dumb question, but I don't ...
2
votes
3answers
152 views

Why would each patch produce a new leak before resintalling tube?

I got a puncture in my tube (size 700c x 23c, Kendra, came with bike) and applied a vulcanizing glue and patch, then checked it. Before reinstalling the tube, there was now a new leak right next to ...
1
vote
2answers
555 views

Pedal weight and performance

What's the performance difference between getting speedplay zero stainless and titanium, 206g vs 164g. Only focus on weight and not quality of bearings etc. I suspect the difference won't be ...
1
vote
1answer
2k views

Use of Shimano long-reach calipers with “New Super SLR” brake levers/shifters

So my bike has Shimano Tiagra ST-4600/4603 brifters (it's a triple) but is fitted with long-drop BR-R451 calipers. In theory, these should be incompatible because of the change in cable pull ratio, ...
2
votes
3answers
285 views

How to mark a tire

I've got a few sets of tires for my road bike, some of which are the same type of varying ages, others have been used on the turbo trainer, or have a suspected sharp object in them which I could never ...
1
vote
3answers
728 views

Should cheap suspension forks be oiled often?

Should a cheap fork be oiled / lubricated from time to time? If yes, how?
1
vote
1answer
326 views

Reverse a saved course on Garmin Edge 200?

If I've saved a course to my Edge 200, can I reverse it to get back to the start? Or do I need to save two versions? The "back to start" option only seems to be there when I'm already following a ...
1
vote
9answers
9k views

Are there any manufacturers of steel road bikes today? [closed]

Is there any major bike manufacturer that still makes steel road bikes today? The frame of my old Bridgestone got cracked and the crack is too close to the alloy BB lug for me to be able to weld it. I ...
3
votes
2answers
144 views

Headtube Badges [closed]

It would be helpful to have a collection of common head tube badges to aid in identifying bicycles. Guidelines: Include a photo! (Credit photo where appropriate) A brief summary of the logo: ...
12
votes
1answer
13k views

What is a thru axle?

I have seen thru axles mentioned in various places but never explained or even described. I found a post on another site where someone asked the same question and got lots of debate in response, but ...
1
vote
1answer
127 views

converting to fixed gear, chain problem

I just got a 16 tooth and tried to put on the old chain, BUT while it fits on the pedal cog (46 tooth), it does not on the rear cog. How can I solve this? a different cog in the back or a different ...
0
votes
1answer
262 views

Alfine 11 chain guard

I'm planning to invest into a Alfine 11 set (both hub gear and crank+front cog(45)). I'm also looking for solution for chain guard for Alfine cog for commuting. I've found Curana brand that makes good ...
0
votes
1answer
661 views

With a 700c X whatever tire, does the other number really matter?

I'm trying to buy a new tire off of a website but they offer 700cX32c and others like that but are they all the same size or not?
1
vote
2answers
650 views

How to build a fixie bike? [closed]

I’m thinking about building a fixie and was wondering what are the best types of frame, wheels etc to use and how long the whole building process may take?
3
votes
5answers
597 views

Which waterproof shoes? [closed]

I am looking for waterproof shoes to use on my daily bike commute for home-office moves. I previously had rain boots, and was happy with them. Nevertheless they quickly started to "break" in the ...
5
votes
1answer
499 views

are OEM parts of lower quality?

I've heard many times from experienced riders that OEM parts (parts that accompany a complete bike) are of lower quality than the exact same aftermarket parts (parts bought separatelly). Is this ...
1
vote
2answers
3k views

Are deep V wheels only for fixed gear bikes?

I'm in the market for a new set of wheels. I've been noticing a style which I think is called "Deep V". I plan on adding gears to my currently single-speed bike (not a fixed gear). However, searching ...
1
vote
2answers
3k views

Broken bottom bracket? Pedals are pretty loose

Unlike the rest of the broken bottom bracket questions, my bottom bracket does not make any noise or feel like anything is grinding. There is about 1/2cm of play left to right that i can see on the ...
2
votes
3answers
17k views

Thru Axle and Quick Release Fork/Frame Compatability?

Without using manufacturer specific parts: Can I use a wheel with a thru-axle hub on a standard quick release fork or frame dropouts (with an adapter)? Can I use a wheel with a quick release hub on ...
0
votes
2answers
314 views

Do quick release wheels require certain design in the fork?

Basically, can a older (early 90's) American/SAE measured non-suspension fork take a quick release wheel? I'm looking to rebuild/restore my old Huffy Fire Mountain MTB made around 1990*. It has a ...
2
votes
1answer
1k views

When is a bike frame considered too tall?

I'm currently riding a road bike that feels too short for me. I use it to commute 17 miles per day. I recently went to a bike shop, and they told me that your ideal frame height is to stand over the ...
4
votes
2answers
6k views

Mini Pumps For Roadbike (120 psi)?

I'd like to buy a mini pump to keep in my bike bag, but I have some doubts if these pumps are really that usable. My current pump is rated at 90 psi, but I would be surprised if it does 60. For ...
0
votes
1answer
105 views

Custom/universal clamp/attachment for light on rear rack

A long time ago i bought one of these lights from china It is pure chinese crap. bought 2. one dead in a few days. Then i broke the two trays that i slide it to attach to the bike making them ...
1
vote
1answer
632 views

Wheel performance in cross wind

I'm looking to buy a pair of Mavic Cosmic Carbone SLE or Mavic Ksyrium SLR. The Cosmic's are 50mm height, Ksyrium 25mm. I'll only be using the wheel for racing. How do they perform in cross wind. ...
1
vote
1answer
383 views

Picking a crankset for a 107mm BB on a downhill bike

I bought a downhill frame (Commencal DH Supreme 2012) that I want to build up with parts myself. Now I'm trying to pick a suitable crankset for the 107mm bottom bracket. Having a hard time finding ...
5
votes
2answers
4k 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
281 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?
1
vote
4answers
6k 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
286 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
440 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
179 views

What is this “recumbent” trainer?

In the photo below, what is the trainer that is attached to the bike? Are these custom fab?
7
votes
3answers
462 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
335 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 ...
0
votes
1answer
510 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
222 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
2answers
294 views

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

I just built up a new frame and discovered that, due to slightly different geometry the rear disc caliper can't be adjusted so that it doesn't rub. Basically I've got them all the way over to one side ...
7
votes
2answers
2k 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
481 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
255 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
188 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
317 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?

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