The tag has no wiki summary.

learn more… | top users | synonyms (1)

2
votes
2answers
78 views

Cyclocross Rim Wearing with Rim Brakes and appropriate Solutions

For Reasons that are not to be discussed here i did choose a cyclocross frame without disc brakes mounts and i am going to train/compete with Canti Lever Brakes. Obviously, with all the mud and dirt ...
2
votes
1answer
38 views

Wheel rim problem

I bought a Carrera Velos from Halfords and when riding at speed there was a very noticable thud everytime the wheel rotated over a certain spot with brakes applied. After looking at the seam, where ...
9
votes
1answer
180 views

Why to 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
2answers
155 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
1answer
176 views

Does valve stem diameter matter for my rims?

Got an old bike that I restored some time ago, and the original tubes literately burst on me today (I knew I should have replaced them long ago, they are probably 10 years old) and now I have some ...
3
votes
4answers
326 views

What are the consequences of riding a bicycle tire backwards?

When putting a new tire on a bicycle, there is usually a note somewhere on the sidewall showing the direction the tire is supposed to rotate when you are on the bicycle. However, the last time I ...
5
votes
5answers
518 views

Do we really need another bike size?

OK, this is a rhetorical question that deserves to be closed as "opinion based", but gotta ask. Why do we need to have "27.5 inch" bikes? If you dig through the specs (they don't come right out and ...
4
votes
1answer
330 views

Fixing damage to brake rim surface

somehow the alloy braking surface of my rear wheel's rim has got a series of quite shallow lacerations, less than a mil' deep bunched quite closely together (the effected area is no more than 1/8 of ...
1
vote
1answer
115 views

Definitive reference for tire widths?

Is there a reference/source/method for definitively determining the width of a bicycle tire without actually having it in hand? I ride a 2009 Jamis Aurora which came stock with 32 mm Vittoria ...
3
votes
1answer
500 views

How to choose rim strip width?

After referencing How do I know which size and type of rim strip to buy? I still couldn't use any of the answers to identify the correct width of rim tape to choose. Velox tape comes in narrow ...
2
votes
2answers
301 views

What is the minimum tire width for a 18 mm disc rim?

I have a Croix de Fer cross bike that I purchased for touring with luggage; for commuting to work, lighter touring and some mild offroad riding. While it is nowhere stated officially, I can see on ...
1
vote
1answer
175 views

Spoke tension - is a left tilt ok to prevent explosion?

The left hand steel blade spokes of my WH-RS30 (not 30A) are constantly exploding inside of the nipples when going up hill in a standing position. I have increased the right hand side tension to about ...
1
vote
1answer
151 views

rebuild shimano wheel

I've dented the rim on my Shimano WH-RS-10 rear wheel. I found the tech doc pdf. I've had wheels rebuilt before but always with rims that were available to consumers. I can't find any place that sells ...
-1
votes
1answer
166 views

Spoke length with NOVATEC GOLD PISTA hubs and H PLUS SON SL42 rims [duplicate]

I have bought the NOVATEC GOLD PISTA hubs (http://novatecusa.net/project/a166sbt-rh/) and the H PLUS SON SL42 rims (http://hplusson.com/products/SL42) with 32 spokes. Someone know how does long I must ...
3
votes
1answer
165 views

Fixing/replacing rim/wheel with Internal Gear Hubs (Nexus 3)

My rear wheel's rim is severely damaged and I want to replace the rim. I don't want to respoke it, so first question, is it possible to buy new prebuilt wheel somehow without the transmission itself, ...
2
votes
1answer
110 views

Ceramic rims and KoolStop brake pads

I recently had a rim failure, my LBS is offering me a ceramic rim. Assuming I go for that; I currently have KoolStop salmon brake shoes. I see they make those in green specially for ceramics. Can I ...
2
votes
1answer
221 views

What is the width of Giant CR41, 32-hole rims

I'm tuning up a 2010 Giant TCX 2 which has Giant CR41, 32-hole rims as the only information I can find. There's nothing printed on the rims themselves either. Right now it's using the 700 x 35c Kenda ...
4
votes
1answer
209 views

Buying slicks for a cross bike

The whole rim/tire size thing baffles me. I have a Specialized cross bike that has DT Swiss rims (622x 14). The tires are Tracer Sport (700 x 33). I would like to get a pair of slicks for longer road ...
2
votes
2answers
576 views

Rim width / tire section tolerance?

I have a Mavic Open Pro rim in 700 diameter. The manufacturer recommends tire widths between 19 and 28 mm : http://www.mavic.com/en/product/rims/road-triathlon/rims/Open-Pro How strict is this ...
1
vote
1answer
382 views

Rear tire has started rubbing frame at one spot

Riding my bike within my suburban residential neighborhood, I felt a shock, like a snap although I don't think anything snapped, followed by a rubbing noise every few seconds. Pedaling and the brakes ...
2
votes
1answer
428 views

Retrieving Loose Nipple from Inside Rim

So I have a wheelset that I really like, only problem is the first time I rode the wheels a nipple came off the spoke when I launched off a speed bump going downhill. For a long time it was silent ...
5
votes
2answers
176 views

Is this rim safe?

The rim has a parting at the join: This is a brand new wheel, and I was wondering if this is a safe one. Could it split at the join?
7
votes
3answers
2k views

Are deep rims more durable for a heavy rider?

Since I weigh quite a lot (~115kg), and ride on bad roads with many holes and cracks, I am looking for rims that would be able to cope with bad conditions without getting out of true or breaking. My ...
1
vote
3answers
556 views

Are velocity A23 rims suitable for building a wheelset for a 29er Mountain bike?

I'm was looking to build a new wheelset that I can use on my rigid Karate Monkey 29er using either cyclocross or Trekking tires for gravel / dirt road riding and 29er tires for singletrack (mostly ...
6
votes
2answers
500 views

Tire slips off the rim when inflated to 8bar

I bought new wheels for my roadbike (shimano wh-rs80 which have c24 alu/carbon rims). I was mounting tires on them yesterday and inflated them to 8 bar (~116 psi). After a few moments (30 seconds or ...
3
votes
1answer
195 views

Switch to narrower rims on a hybrid?

Following up on my original wheel issues question, I went to see my local cycling store to tell them about my problem. I want to change rims and would like to have them support tires from 23 to 28mm. ...
2
votes
2answers
495 views

Any wheel on any fork / frame?

I have been braking for a bit too long with worn off brake pads on not so new rims so I basically killed them. I currently have the stock wheels of an FX Trek 7.2 bike. I will most probably change ...
6
votes
4answers
620 views

Schrader tubes in Presta configured Rims?

My 26" mtb rims support presta sized tube stems, however can I drill the diameter of the holes in the rims bigger in order to support Schrader stemmed tubes? what is the proper way to do this, is ...
3
votes
1answer
394 views

What are the alternatives to SwissStop Blue v-brake pads

We've got a tandem with Rigida Andara CSS tungsten carbide rims and Swisstop Blue v-brake pads. We're happy with the performance and life of both of these over the last 1000 miles. The problem is ...
5
votes
2answers
887 views

Can I run rim brakes on a disc rim?

I'm trying to buy a front wheel which will work with both disc and rim brakes so that I can use it on my cross bike (with rim brakes) and my mountain bike (with disc brakes) with a dynamo hub to power ...
22
votes
1answer
468 views

'safety dot' on rims

My Araya GP-710 rims have a sticker that says 'safety dot' with arrows that point to little dimples in the rim -what are they for ? Dimple not visible in pic, but are on the rim
1
vote
1answer
227 views

Calibrate Tensiometer

I want to calibrate my Park Tool TM-1 for my weird spokes. I want to build a box with some kind of weight mesuring device where a spoke can be put under 1600N of tension. Rummers on other boards say ...
4
votes
2answers
6k views

How do I know if I can replace the 27 inch wheels with 700c wheels on my bike?

I recently purchased an 80's Japanese bike off craigslist called "Jupiter King." It has 27 inch tires but I want to switch to 700c for greater wheel/tire selection. I specifically want some nice ...
1
vote
3answers
1k views

Correct inflation pressure for old road bike

I have an old Fuji road bike that I got a garage sale a while back. It's probably from the 70s or 80s. This summer, I've been trying to fix it up into good condition for some longer-than-usual rides ...
3
votes
1answer
2k views

Why does a decimal sized 26“ tire fit my rims but a fractional sized 26” tire doesn't?

I'm replacing some 26 x 2.10" mountain bike tires that I have on my bike with some thinner 26 x 1 3/8" road bike tires for commuting, however somehow even though they both say that they are 26" the ...
5
votes
3answers
5k views

Deep-Profile Carbon Wheels — How to choose depth?

I'm doing research for a future purchase of new wheels (for everyday riding) for a 2012 Cannondale CAAD10 Ultegra. I want to spend ~$1000 (give or take $200 or so). In my price range I've found: Boyd ...
0
votes
2answers
281 views

Tire Size For Schawla 220

What tire size will fit a Schwala Xero 220 rim? Can it take any 700C tire? I am having trouble figuring out what size tires could possibly fit this rim: ...
4
votes
10answers
5k views

What should I use, VeloPlugs, Rim Tape, or Rubber Rim Strips in new wheels?

I'm building two new sets of mountain bike 26" wheels, and I'm wondering what to go with. Both are double walled rims, so in addition to the standard rim tape and strips, I can use a product like ...
3
votes
1answer
218 views

I'm perplexed, why is my cloth rim tape not sticking?

I have a pair of Velocity Deep V wheels (silver, from Velo Mine) and have a roll of BBB BTI-98 16 mm tape. I tried to apply it today and the adhesive will not stick to the rim. It just kept sliding. ...
3
votes
6answers
711 views

How to build a wheel

I'm in the planning stage of building a new bike. This will be a light road bike for city runs and transport. For racing I have other bikes. I'd like to build the bike from ground up by assembling ...
1
vote
2answers
747 views

How much hop is correctable, and beyond which point should a rim be replaced?

I have an aksium wheel that is somewhat damged. I'd estimate that there is about 3 - 4mm of hop (meaning that the rim extends at this point? or that there is impact damage at that point?) at one point ...
5
votes
2answers
5k views

Can I convert hybrid to mountain bike. Tyres and tubes?

I have a mountain bike looking frame with wheels that currently have road tyres. The bike is classified as a hybrid. My tyres state: 28" x 1.6 (42-622) The rim: ETRTO 622 x 18 I am having ...
8
votes
4answers
2k views

Enhancing brake force with steel rims in wet conditions?

I currently own an old racing bike, that still has ripped steel rims and a side pull caliper brake. The braking power is acceptable when the street is dry, but as soon as it gets wet (even morning ...
1
vote
3answers
439 views

Tire and rim sizing, tubeless conversion?

I am looking to shave some weight off my wheels. I am currently commuting on a 26" MTB. The ETRTO size of the rim is 559x22 and the tires are 559x54. As my commute is through the city center, I want ...
2
votes
3answers
403 views

Rim tape doesn't quite meet, but covers all spoke holes - OK?

The ends of my rim tape are about 1mm apart, but the spoke holes are covered. Is this ok, or should I pull it off and start with a fresh roll? Here's a picture.
3
votes
2answers
17k views

Can I put 700cc tires on rims made for 27x1.25"?

It's getting hard to find any selection for my old Avanti 12 speed. it currently uses 27x1.25 inch tires. Can I put 700cc tires without needing to buy new rims?
1
vote
2answers
399 views

Repairing a twisted front rim in emergency?

The front rim got somewhat twisted. I do not have here the rimmer or the small tools to adjust the pins. According to my friend's version, the outer tire and the inner tire are in fine condition. The ...
14
votes
8answers
31k views

How to get a very tight tire back on the rim?

I needed to change the tube as a consequence of a flat tire and I am in the situation that it's just impossible to put the tire back on the rim. In almost ten years of experience with road bikes and ...
11
votes
4answers
3k views

Should inner tube have excess length?

I've recently changed the default 700x35 tires and 35mm Schrader inner tube to 700x25 slicks with 25mm Presta inner tubes. However whilst fitting the new tire and inner tube, I noticed that the inner ...
4
votes
3answers
1k views

Why does my back wheel keep becoming untrue?

So I broke a spoke a week ago, and when I put a new spoke in you know I trued it. Now, a week later, the bike feels like a kayak, because the back wheel is not very straight. Any idea why this would ...