6
votes
5answers
6k views

Tips to Alleviate Hand Soreness

I've recently switched from a hybrid with straight bars to a touring bike with conventional drop bars. My commute is just over 5km, and my palms have been getting very sore just below my thumb. My ...
2
votes
3answers
1k views

Crankset replacement

I have Exage 300 lx crank 48,38,28 Crankset. It is also Biopace. I would like to replace it since it is worn out. What current model from Shimano is a suitable replacement? regards
-1
votes
1answer
213 views

Replacing a road bike frame [closed]

I have a 2002 Calfee carbon fiber frame, with aobut 45,000 miles. If I replace it with a new one, what improvements can I expect? I have no complaints about the frame, other than a poor paint job.
1
vote
3answers
1k views

My stem keeps moving side to side even thought I tighten it

I just got a new Demolition Stem.I tight it with all my force And It keeps slipping side to side Like it doesnt match with the fork lined up And whenever I check it its fine but after a while it is ...
0
votes
3answers
678 views

Why did my tire just blow up?

I finished a 2 hour bike ride outside today, and I parked it next to the wall in my kitchen after I got home. 3-4 hours later... all the sudden the front tire just "blew up". What happened? Thanks!
3
votes
6answers
3k views

What is considered a good “safe biking distance” to bike to work?

I'm curious about what is the maximum distance you can live from work so that it's a reasonable biking distance. I am interested in biking about 30 minutes to work. It would be about 5 miles away. I ...
4
votes
3answers
323 views

What Supporting Muscle Groups Should Be Strengthened?

Various sites recommend a variety of exercises to strengthen a cyclist's core (back and upper body). bicycling.com recommends aerobic type exercises with an exercise ball. t-nation.com recommends ...
17
votes
5answers
1k views

Why the penny-farthing?

The penny-farthing was the standard until the diamond-frame "safety bike" was "invented" and revolutionalized the world of bikes. It seems to me strange to have to "invent" to put the same size of ...
5
votes
3answers
1k views

Why would a bike computer calculate distance accurately but average speed inaccurately?

My otherwise reliable non-GPS bike computer calculates an extremely inaccurate average speed for my morning commutes. After my ride this morning, I read the following values from the display (units ...
1
vote
1answer
614 views

Storing spare tube under saddle bag

The saddle bag I own has two elastic loops on the underside. From reading this question on long-term storage of tubes I can see tubes don't like changing temperatures (not really a problem in Ireland ...
1
vote
1answer
135 views

Is it okay to use mismatching tires? [duplicate]

I own a Vittoria Rubino Pro Slick 700x23 and a Conti GP4000S 700x25. What do you guys think about: mounting different tires on a bike? which tire should go where? The Vittoria has around 200 miles ...
7
votes
3answers
504 views

Do wider tires wear better?

I'm interested in road bike tires and how width affects how long they last. It seems common-sense that a wider tire would wear better, as there's simply more of it to "spread" the wear, but I'd like ...
4
votes
4answers
5k views

Will I notice the benefits of changing wheels?

I've got a 2010 Specialized Tarmac Comp. The wheels are Mavic Aksiums and are pretty well known to be dam heavy (but sturdy) I'm seriously considering swapping them for something like Fulcrum Racing ...
0
votes
1answer
331 views

Can I install an 8 speed sturmey archer hub on a dahon folding bike

Can I install an 8 speed sturmey archer hub on a 6 speed dahon folding bike ?
3
votes
4answers
3k views

Tri-bars/Aerobars on Mountain Bikes

I am trying to work on endurance in the hopes of one day touring the GDMBR in a reasonable amount of time and after watching Ride the Divide, I noticed a lot of the riders are using aerobars. When I ...
0
votes
1answer
230 views

Bought slightly too big outer tube - options?

I've had good experience in the past with riding a racing bike with cross-bike outer tube (grip, protection against flats) in the city. So I bought similiar outer tubes again for my new racing bike. ...
3
votes
1answer
421 views

Disc brake pad and rotor compatibility

The SM-RT53 rotor should be used together with resin pads. If it is used with metal pads, the pads will wear out very rapidly. from Shimano BR M-416 disc brake manual How do I know if a rotor ...
5
votes
4answers
1k views

Disc brake rotor size and forks strength

I have been told that every fork has a maximum rotor size characteristic. For example, for my $75 Suntour this is listed as 185mm. The explaination that I have been given for this limitation is that ...
2
votes
3answers
271 views

Safe saddles for men's health

As a continuation to Why is it important to have good saddles? I would like to know: Are there non-expensive saddles that are safe for men's health that you can advise. A slightly different question, ...
1
vote
1answer
1k views

loose brake calipers

I have some dia compa ac 500 brakes on an old road bike. While the calipers are installed on the bike, with everything tightened, I can move (rotate) the calipers side to side with my hand. I've ...
3
votes
1answer
677 views

Can't change into the largest sprocket on rear derailleur

I bought my first road bike recently, and I've noticed I can't change into the largest cog/sprocket on the rear derailleur because when I pull the shifter the chain is pushed into the side of the ...
8
votes
5answers
678 views

Fix / clean or throw away tire with 30+ thorn punctures?

I recently rode through a horrible thorn patch. I came out with 2 flat tires. Upon examination, I found that the tube was punctured in 10+ places. Throw away. The tire has 30+ small thorns in it. ...
0
votes
1answer
285 views

Are New York pedestrians allowed to use bike lanes? [duplicate]

In NYC, some street bike lanes (specifically, one on 8th avenue in midtown) are typically full of walking pedestrians. Is this legal? (e.g. are the pedestrians doing it actually jaywalking or ...
9
votes
2answers
242 views

Is there an (un)official rule about twisting back a seat on broken bike for CitiBike or other shared bike programs?

"don't pick a bike if its seat is twisted around backwards. That's a sign that a previous rider found the bike busted." -(from SamtheBrand's answer to How to choose the right Citi Bike? ) Can ...
-1
votes
2answers
671 views

What is the right (best) bike for me? [closed]

RE: Disabled Vet, out of condition and trying to buy a bike I started biking back in 1985 and have been out of biking almost 20 years. I was fairly savvy on the equipment of the day. It's changed ...
1
vote
1answer
637 views

Could I have damaged the bearings/cone when replacing a tire? Front wheel wobbles side to side

Last evening I installed new tires on my bicycle. The front wheel now wobbles side to side. I notice a small movement about 1-2 mm near the hub/axle cone. I checked to see if the skewer is all the ...
0
votes
2answers
3k views

Shimano 105 5600 derailleur compatability with 105 5700 11-28 casette

My current cassette is a 105 5600 12-27 the front is a 105 5600 53/39. I want to go compact so will the Shimano 105 5600 rear derailleur support the 105 5700 11-28 cassette?
1
vote
2answers
127 views

Bike Shorts and Metal Eyelets

I'm looking into buying some bike shorts and wanted to know what was economical and yet still better than normal gym shorts (which I'm using now for about 17 or 34 miles per day). Walmart has bike ...
0
votes
1answer
551 views

Can't get the drive side bottom bracket cup out

I have an older Raleigh frame that I converted to a fixed gear and the bottom bracket cup on the drive side has been painted over a few times and I can't get it out. This is the type of cup (the one ...
5
votes
1answer
725 views

What is the significance of rear travel of a frame?

Every suspension frame has the the following two parameters: shock travel and rear axle travel at maximum shock compression. I have a lot of questions, regarding those two: What are they properly ...
1
vote
1answer
484 views

What tool do I need to disassemble this 5 speed freewheel

I have a 5 speed freewheel that I need to take of from hub, but the standard freewheel tool that I do have does not fit. On the freewheel following text is engraved: UC SHIMANO SIS MF Z015 China It ...
4
votes
2answers
379 views

How should I select front and rear gears?

Just bought a Falcon Interceptor bike with Shimano gears - whatever that means. I've had bikes in the past but only those with one set of gears for the rear wheel. What's the need for front and rear ...
2
votes
1answer
384 views

Best Cassette Cog Material

I am replacing my smallest cassette cog for the 3rd time. I have been using Harris Cyclery's Aluminum Cog Crupi's Chromoly Cog is about 3 times as expensive. Is that still worth it? Can anyone ...
10
votes
2answers
2k views

Why are some bikes sold without pedals?

At the risk of sounding like a bumpkin, why do I see some bikes sold without pedals or at least pictured without pedals? Is there some kind of benefit to buying pedals separately? Do some people take ...
1
vote
2answers
236 views

chainrings matching up to crank arm?

I have a 9 speed specialized sport comp road bike. my chainrings are 50 x 34t and i wanted to possibly change them to a 53 x 39t to increase my speed. it has shimano cassette/components and a ...
4
votes
4answers
972 views

Are tubular tires still used today?

I bought an older second-hand racing bike, which has tubular tires mounted. I went to a bike shop and wanted to buy a spare tubular tire, but they told me: Wow, such an old bike! No, we don't have ...
0
votes
1answer
222 views

Why are master links so expensive?

2.51 euro for a quick-link (the cheapest)? But this is not so different from just single chain link. Why such prices and not for a dime?
1
vote
3answers
366 views

Mechanical-hydraulic hybrid brakes

I've heard about Mechanical-hydraulic hybrid brakes but didn't find any examples. Are they exist? If yes, are they comparable with hydraulic?
1
vote
2answers
2k views

Tightening a quick release wheel and having one spring

I’m fairly new to mountain biking and I’ve recently removed a quick release wheel and I’m trying to reattach it. However if I tighten it too much it makes a squeak noise around the axle. Also I’ve ...
9
votes
2answers
531 views

Why such a tiny difference in crankarm length?

Why are there only 170 and 175mm lengths for the crank arms of MTBs? I would have guessed that touring bikes would benefit from far longer crank arms than those, suitable for mountain riding.
13
votes
3answers
9k views

do I need to change my disc if the brake pads got oil on them

In trying to change the brake pads on my mountain bike, I managed to get oil on my new pads and empty out all the brake fluid, and consequently also get some oil on the disc. I took the bike to the ...
2
votes
3answers
971 views

Expected chainline from 103 mm bottom bracket to 107 mm bottom bracket?

Frame Windsor - The Hour Hub Width - 120mm Stock Bottom Bracket Sizing - 68 x 103 mm Miche Bottom Bracket Sizing - 68 x 107 mm Miche Crank Set Requirements - 68 x 107 mm bottom bracket ...
1
vote
2answers
219 views

Exertion time vs heart rate or %LT(Lactate Threshold)?

Are there any tables out there that show how long a person can exert themselves at a given heart rate or %LT (assuming adequate fueling)? events lasting up to(LT = 185): 3 hours: 170+ 4 hours: ...
2
votes
2answers
710 views

Is there a difference between mountain and road stems?

I see them advertised as being good for one or the other. Is there really a difference? Or is it just a marketing gimmick?
8
votes
3answers
3k views

Why are the rear wheels of Time Trial Bikes disc shaped rather than having spokes?

Won't having disk shaped wheels cause more wind resistance with crosswinds? What are the benefits of having these sort of wheels?
2
votes
1answer
97 views

when does a 1/8" chain need replacing?

I use a Park Tool device to check for stretch on my derailleured bikes - can the same tool be usefully deployed on a 1/8" 'track' chain, does anyone know? If not, how then to check for wear?
3
votes
3answers
424 views

What are the most common causes for hysteresis in the rear derailler?

I have often seen derailleurs on cheap MTBs to degrade in performance by showing hysteresis. By that I mean that to switch to a certain cog, one needs to shift one cog further and then immediately one ...
0
votes
1answer
117 views

Road bike getting punctured often on poor roads [duplicate]

I brought my road bike to Mumbai where the roads are pretty bad (lots of potholes, gravel...), I've been getting a puncture roughly every 2 weeks. The tires are about 6 months old. They are a bit worn ...
0
votes
1answer
224 views

Windsor - The Hour - Bottom Bracket Dimensions

I'm looking to replace the bottom bracket in my Windsor "The Hour" since I'm buying a new crank set for my bike. What are the dimensions for the bottom bracket: both shell width and shaft length? I ...
0
votes
2answers
303 views

How can I inflate Presta valve tires using a Presta compatible pump without bending the valve stem?

After my $20 floor pump from the hardware store gave out. I bought a rather more expensive one rated to 160 PSI. The pump has a metal nozzle on it, with a Schrader opening on one end and a Presta ...

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