0
votes
0answers
6 views

How do self-sealing inner tubes work?

How do self-sealing inner tubes work? I understand it protects against objects up to a certain length, but do I need to still remove the offending object eventually? Or do I need to leave it in? Are ...
0
votes
0answers
12 views

Rear disc calliper won't fit, disc mount bent?

I am upgrading my MTB to disc brakes. I have disc compatible wheels and a set of Shimano M446 Postmount callipers and 160mm rotors. Front fork is a Manitou who decided to jump on the Postmount wagon ...
2
votes
0answers
25 views

Bike pump: what is this lump?

What is this lump in the picture and how does it work? I have another pump, which physically is the same but minus the bulge. The one in the picture seems to perform better, ie less work to reach ...
0
votes
1answer
34 views

Feet slip off flat/cleat hybrid pedals when it's wet

I have those hybrid pedals that allow for both clipping in with cleats, and riding on flat pedals with ordinary shoes. As I use my bike for cycling around the city, I mostly use the flats. What ...
2
votes
0answers
20 views

Who recognises this titanium frame?

I bought this titanium frame some time ago. No markings, only this serialnumber on the bottombracket. The 84 propably stands for 1984 as the bike was fitted with Campy's 50th Anniversary gruppo. BB is ...
0
votes
0answers
5 views

Wheel building for n360 + disc brakes on H Plus Son 700c, 36h

I'm working on building a couple of wheels for a road/commuter bike. This is my first wheel building endeavor. I have: 2 H Plus Son 700c, 36 hole wheels A Nuvinci n360, 2012 model A set of TRP Hylex ...
0
votes
1answer
15 views

Help on calculating spoke length

I am going to replace my bent hub on my MTB. The hub is Novatec D042SB and the rim which I am going to order is Sun Ringle Inferno 25 29er. Since my hub is not so popular there are not any default ...
0
votes
1answer
14 views

SRAM compatible 11 speed 12-25 cassette?

I'm looking for an 11 speed 12-25 cassette compatible with a SRAM drivetrain, however I don't think SRAM makes one. They list specs for their 11 speed cassettes as follows: 11-25: ...
0
votes
1answer
12 views

How do I adjust my rear coil suspension?

I have a full suspension bike with rear spring-style suspension. I find the rear suspension too soft. How do I make it firmer?
0
votes
2answers
21 views

Alex CXD6 Wheelset Clincher or tubular?

The 2015 Kona Jake the Snakee has Alex CXD6 wheelset installed, but i could not find any information is it for tubular, clincher or for both tire types ? It has Challenge Grifo Comp 700x32c tires ...
1
vote
3answers
254 views

Why should you not just buy the chain with more links?

I have the choice of buying a 114 or a 116 link chain for the same price. Why would I not buy the longer one and shorten it? In my case my bike previously had 108 links, and assuming that was ...
6
votes
3answers
976 views

What is a power meter and why do I need one?

So I've been looking to become a triathlete soon and I'm hearing all this talk about power meters. Now, upon googling I found vague information which is why I came here. Exhibit A. That article gives ...
1
vote
1answer
43 views

How to turn right in Japan

In Japan, how are bicycles supposed to turn right? Apparently, new rules have been decided in 2015, and there is a specific way to turn to the right at a crossroad, depending whether there are ...
1
vote
0answers
49 views

Small puncture not repaired even after three attempts, patch leaks every time

I am trying to repair a puncture, it's a small one, but even after applying the glue and patch it starts leaking after a while. I have followed the procedure of scrubbing the tube and then applied the ...
4
votes
1answer
63 views

Guidelines for building tape delimited MTB courses

There are a few vacant lots around where I live and last weekend, I built a small (170m) tape delimited course. Some of the kids in the neighborhood rode in it. I also worked out in it, going full ...
1
vote
0answers
14 views

Yaw front derailleur compatible crankset

I recently upgraded my Cannondale CAAD10 to SRAM force 22 groupset. But I really dislike how new Force 22 BB30 crankset looks on the frame due to longer spindle, so I refused to keep it. Currently ...
1
vote
1answer
44 views

How to select double leg kickstand

I have to park my bicycle, leaning it against a low metal fence. Unfortunately the frame of the bike gets scratched. Though I try to protect it by wrapping it with polyethylene, some parts are still ...
1
vote
1answer
90 views

What is the hydraulic brakes expected life?

I bought a pair of hydraulic brakes (Shimano BL-M395) for my MTB. After 8 months (less than 1,000 kms), both (front/rear brake) started to leak oil thru pistons, rendering pads contaminated and the ...
2
votes
3answers
244 views

Why so few mountain bikers with spandex?

I've never had clothing that was specialized for cycling, so I'm kinda n00b in that area. I am confused about the use of spandex. It's very common among roadies, for obvious reasons. It's more ...
0
votes
2answers
36 views

Tips for adjusting Shimano M355

I have upgraded from cheap old front cable disks brakes and rear v-brakes to Shimano hydraulic M355's front and rear. I always adjusted my old brakes for a very tight fit (to reduce dead space between ...
0
votes
1answer
24 views

what kind of grease to use on front shocks

I have managed to release my shocks from the compressed position. The uppers look in very good nick. It has a little corrosion on the uppers. I brought a tub of pure bike eco grease ages ago and ...
0
votes
1answer
46 views

Best bike routes in Brooklyn

I live in Brooklyn, NY and in order to get in a decent 30+ mile ride (road bike) I either need to do 9 loops of Prospect Park (ugh..) or head into Manhattan, go up to the GWB, and onto 9W. Then I need ...
4
votes
1answer
69 views

What is the benefit of Shimano Click'R technology?

Im looking into making the switch from platforms to clip-less and just saw SPD pedals with "Click'R" technology ( Example ) Im not sure if its worth the extra money to buy that opposed to SPD pedals ...
-3
votes
0answers
46 views

Road bike tuning [on hold]

how will I know that my bike needed to tuned. Someone told me not to tuned it every month. Also, it makes noise when the speed is above 60 km , the noise comes from its front wheel. Its Honda 125 ...
0
votes
0answers
25 views

Have Ritchey Logic cleats changed in 15 years?

I ride very old Ritchey Logic pedals (model year ~1998), with original cleats (look like the red ones below): Since those have long been out of stock, I'd like to buy newer ones, the Logic V4 Comp, ...
1
vote
4answers
127 views

Can I use 'normal' shoes/trainers with clipless pedals?

Is it possible to use 'normal' trainers/shoes (ie, no cleat) with clipless pedals? A friend of mine mentioned he does this all the time, however I can't imagine how this would work. Surely the area ...
7
votes
5answers
1k views

How can I learn to take care of an old (70s era) road bike/get it back to working condition?

I found my mom's old road bike from the 70s tucked away in a corner of our attic. It's not in great condition and is pretty rusty. I don't know a lot about bikes from a mechanical or upkeep point of ...
1
vote
2answers
54 views

How do I tune up the shifters/derailleurs on my mountain bike?

I have a Diamondback mountain bike with Shimano shifters that I bought used last summer, and over time the shifting has gone out of whack. For example, on the front wheel I can't shift into the ...
1
vote
2answers
45 views

Attaching kid trailer to rear triangle

Have a cube aim sl MTB and a kid trailer that's designed to attach to the rear bottom side of the rear triangle with a clamp. The problem is that the clamp is not big enough to safely attach to the ...
1
vote
1answer
35 views

Fork stays in compressed position while locked

So I recently replaced the stock suspension forks on my Giant Cypress Hybrid with a Suntour CR9 Lock-out fork I noticed that (like my mountain bike with a Manitou fork), I can engage the lockout while ...
-1
votes
0answers
15 views

Raleigh Rapide Component Upgrade

Raleigh Rapide, it's a 27" 12 speed road bike built in the 1980s. It has a cottered crankset that is not in 'sync', that is one crank-arm is not inline with the other one. I want to upgrade the bike ...
0
votes
1answer
34 views

Front suspension seized - what can I do

I have mistreated my bike and now am regretting it. The front forks are completely stuck. I took the end cap off the forks there's a bolt there but it's like 12 inches deep. Where the heck can I buy a ...
0
votes
2answers
59 views

Rear derailleur hitting chainstay (video in the post)

I filmed a little video of the process: https://youtu.be/ejJsIWrrFTU Does anyone know how to solve the problem? Apart from attaching piece of rubber to the chainstay? It is really annoying, because ...
0
votes
2answers
37 views

Suspension leakage

I've bought some second hand forks online, rockshox recon gold (2012 I believe) to be precise, and when they arrived there's a bit of oil on the right leg, looks as though it's come from the lock out ...
-1
votes
1answer
47 views

How do I know my frame can take a compact crank set?

My bike came with only RD as 1 x 9 drive system. But the frame does have a FD mount point and the seller told me 53/39 can go on it for sure but he is not sure if the compact will work. So how do I ...
0
votes
0answers
38 views

Can't find right headset adjustment

After a complete tear down and reassembly I can't seem to find the right tightness adjustment for my threadless fork / headset. If I loosen it to the point that the front fork turns freely, there's ...
0
votes
0answers
19 views

Importance of “H.E.” rim designation on MTB to tire fitment?

I'd like to convert an MTB with 26X1.95 knobbies to road use for the wife but wonder if the present tire designation, specifying H.E. rims means anything once proper size tires are found. Many thanks! ...
1
vote
3answers
79 views

Bike Cleaning Help

im new at biking and my dad has this very old bike that is very rusty. I got interested in biking just this year and ive been biking a lot. I usually clean my bike eith a damp cloth and wipe it. I ...
0
votes
2answers
89 views

Other than spoke count, is there a strength ratings for wheels?

I need to buy a new wheelset for my bike. I need strong wheels: I am about 18 stone, carry a lot of luggage on the rear rack and go up and down kerbs a lot. In other words, I need strong wheels. I ...
1
vote
1answer
50 views

cold setting 3-speed road frame to 7 8 speed cassette

So my old road bike has a 3-speed freewheel, dropout spacing is about 114 mm. I'd like to give it an upgrade and put a 7 or 8 speed cassette (maybe stick with a freewheel if 6-7 speed, I just want ...
1
vote
2answers
153 views

How come my bike has such a short seat post?

The bike is a 1983 Dawes Galaxy and upon trying the raise the saddle this morning, I found this stubby little thing. Is this normal for bikes of this age? In either case, why so short?
1
vote
0answers
54 views

Stainless steel bolts for brake calipers

I'm wanting to replace the bolts used to hold my cantilever brakes on as they've rusted and look pretty terrible on an otherwise clean bike. Is it ok to use stainless (A2-70 or A4-70) for these or ...
1
vote
2answers
129 views

Are out of date energy gels bad for you?

I have some energy gel sachets that are a few months out of date. Do they contain anything that might be dangerous after their best-before date?
1
vote
1answer
69 views

Tyre pressures and Pumps

I have just purchased a new floor bike pump.While checking the tyres on my road bike the gauge reads for the rear tyre 0.95 bar , 13.5 psi.the reccommended pressure is 130 psi, maths not being my ...
0
votes
1answer
75 views

wide rims/narrow tyres danger?

I've got a set of fairly wide road tyres (32c) on my charge plug. I'm looking to move to 23c. My current rim (inside) width is 22mm I've heard of some dangers of narrow tyres on wide rims, but no one ...
0
votes
2answers
95 views

Has anyone ever used the Spiderflex seat on a roadbike?

I use a spiderflex seat on my mountain bike, and I would like to use this on a road bike. Has anyone ever done this, or something similar? I am 5'10" and 165 lbs (reasonably fit). Yes, I know the ...
0
votes
3answers
90 views

Shifter cable running beneath the bottom bracket without a sheath

I am trying to solve the neverending issue of my derailleur shifting on its own by replacing the shifter's cable and its sheath to see if it not sliding properly could be the cause of the issue. ...
1
vote
4answers
303 views

Can I use a road bike for commuting 11 miles each way without SPANDEX

I am thinking of getting (investing in) a road bike for my 11 mile commute (total 22 miles each day). I want to continue wearing normal work clothes - meaning hiking pants and a T-Shirt. I plan on ...
0
votes
0answers
20 views

Marin MTB eldridge Grade

I have a Marin small steel frame MTB circa 1997. Is it possible to upgrade to today's parts such as 10 speed derailleurs and shifters. I'm pretty sure disk brakes are out of the question. If so any ...
10
votes
4answers
1k views

I got glow-in-the-dark tape. Where do I place it?

Would I be able to use glow-in-the-dark duct tape to help illuminate a bike at night? I already ride with forward and rear lights.

15 30 50 per page