3
votes
1answer
63 views

Can a XTR 2016 di2 bracket axle unit fit in XT 2016 rear derailleur?

I have recently lost my bracket axle unit of my XT 2016 m8000 rear derailleur. My friend will be mailing me his XTR 2016 di2 bracket axle unit. Is it compatible/will it fit? I just wanted to know ...
3
votes
1answer
70 views

Can a tubular tire be reused?

I have some knobby cross-specific tubular tires (Challenge Limus 33) mounted on a bike and I want to change them in exchange for slick tires for a period of riding primarily on the pavement. While ...
3
votes
3answers
299 views

How to play video games while cycling on trainer?

I'm interested in playing video games while riding the bike trainer this winter. Using a controller with a regular setup would likely require me to sit up on the saddle, possibly setting myself up for ...
6
votes
2answers
127 views

Road bike disc wheel interchangability

This may be a duplicate, but I didn't find an answer: Are road bike disc wheelsets interchangable? For example my cx bike has DT Swiss R24 wheels, could I buy a set of Mavic Ksyrium wheels and fit ...
2
votes
3answers
489 views

Is it more economical to true a cheap wheel or to buy a better wheelset?

Truing wheels around here costs about 20 dollars. I have a cheap rear wheel that has 32 spokes. This is a rear wheel that came with a Bikes Direct bike, to give you an idea of its quality. The hubs ...
3
votes
2answers
125 views

Kalkhoff Agattu (e-bike) Panasonic 24v engine dead - worth repairing?

UPDATE: http://www.kalkhoff-bikes.com/en/bikes/e-bike/e-activity/agattu-impulse-8-hs-8-g-1.html I went with one of the above. It's not a 2016 model though. The Impulse 2 drive is awesome. My ...
7
votes
4answers
168 views

Best bicycle for a moderate to extremely hilly suburbs?

I've moved to an area that's notoriously hilly. I had gained a lot of weight but managed to ride it off by cycling in a well built but extremely faulty and wastefully heavy chinese bike. The gears ...
0
votes
3answers
50 views

How can I mount my phone and my battery pack to my bike?

Fremo p130 On long bike rides, my phone dies often. Is there any way I can mount my phone, a galaxy s5, and my battery pack, pictured, to my bike? I'd say that mounting to the handlebars would be ...
-2
votes
4answers
148 views

Where should pedals be located?

I've noticed that while riding, whether uphill, downhill, or on a flat, if I move my body to the front of the saddle to where the pedals are behind me, pedaling is much easier. I'm not sure if it's my ...
9
votes
2answers
91 views

Is a damaged BB7 inner caliper pin dangerous?

It was late when I tried installing some replacement brake pads, and for some reason the top of the replacement pads wouldn't fit properly into the channel that is supposed to guide the pads (lower ...
4
votes
2answers
94 views

Pain in center of hand

I've recently started biking serious amounts (to me, anyways, 12 miles or so ) and I've noticed a pain in my right hand, near the center of where the wrist connects to the palm. It hurts when pressure ...
0
votes
6answers
225 views

How far should I be able to bike?

So, I'm 18, have been riding my bike for years, and I was wondering how far I should be able to ride. Originally, I just used my road bike to ride from and to work, four miles each way. In the last ...
1
vote
1answer
62 views

should I change my seatpost?

I have a seatpost with spring suspension. Something like this one: A friend of mine hit it with his leg while he was dismounting and broke it into two pieces. After putting it back, I noticed that ...
0
votes
1answer
70 views

Is it OK for a child's bike to have a radially-laced rear wheel?

I was looking at the Early Rirder Belter 16" child's bike and noticed that the rear wheel has radial spokes on both sides. In wheels built for adult bikes this is considered bad practice. From ...
5
votes
1answer
170 views

belt vs chain for what matters performance only

Let's set apart all pros/cons of chains vs belts, like: ease of maintenance, need of a custom frame, cost, spare part availability, all of that: nope. This question is very focusing only on ...
18
votes
6answers
4k views

What to do when a snake is in front of you?

I was coming out of a corner and saw something on the road about 10 meters up but only from about 5 meters I realised it's a snake trying to cross the path. I panicked but didn't really do anything. ...
2
votes
2answers
93 views

How to prevent knee/shin guards slipping?

I am using plastic guards that cover knees and shins, like the ones displayed here: My problem is, when I am riding, they sometimes slip down, reducing protection of my knees. This mostly happens ...
5
votes
1answer
205 views

replacing shifter cable housing?

My rear cable housing got torn apart while I was tunning gears as you can see in the picture. I'm quite new to cycling so i'm not sure if i should replace the whole cable or just the part of the ...
2
votes
1answer
97 views

How to determine wheel size on touring bike

I have a touring bike that has tires that read 36 X 2.0. It is a 9 speed and I want to buy new wheels. Can I buy 26 X1.75 and how does the gear system play into the rear tire sizing?
0
votes
1answer
60 views

Pitted rust on frame [duplicate]

Hello I have some small pitts of rust on my 1980 Raleigh royal frame. I don't want to strip the paint and sand blast it are there any non invasive treatments? Some of the chrome surfaces also appear ...
1
vote
2answers
67 views

Can Inner tube 1.25 / 1.5 fit 26x1.4 tire?

I have a tire 26 X 1.4 what size tube should I buy for it? 1.25 or 1.5 Inner tube ?
5
votes
1answer
381 views

Is it okay to store bike tires in unheated garage over winter?

I have a lot of spare tires for bikes. I can either store them inside my house in the basement or in the garage. I've got a lot more open space in the garage, so that's my preference. However, I live ...
0
votes
1answer
60 views

looking for Lightweight inexpensive children's bike (120cm) available in uk [closed]

I'm looking for Lightweight inexpensive children's hybrid bike (120cm) available in uk for my six year old son. It seems to me at this age they don't need fancy brakes or lots of gears but would ...
0
votes
3answers
154 views

If I currently have 700x23/25C tires on my bike, will 700x35C winter tires fit?

I understand that the first number is the tire diameter, so on that part I know it will fit, and that the second number is the tire width and that's my main concern. I want to put winter tires on my ...
-2
votes
5answers
113 views

Rear Lights for Aero Seat post? [closed]

I went to the Bike store looking for rear lights for my Aero seat post and for the life of me I couldn't find that fit. Its very skinny in the back and so the regular tail lights do not fit. How ...
9
votes
5answers
332 views

How to procced when pedestrians ocupy the dedicated bike path?

I go to work every day on my bike. In my town there are only few bike roads but luckily one is about half of my way to job, but a lot of pedestrians believe they are bikes and occupy bike path. At ...
24
votes
7answers
4k views

How to give away lights to cyclists without lights?

My objective is simple enough... I want people to be safe when out riding. Too often on my way to work I often see cyclists in the dark and rain without lights. When I see them I try and offer them ...
5
votes
3answers
107 views

Is it possible to move a wireless computer between two bikes?

I have a cateye velo 7 wireless computer on a Hybrid bike and I use it mostly to check the speed and track my miles like an odometer. I love it, its simple and cheap and works. I recently got a road ...
3
votes
1answer
73 views

Can I upgrade to a 11 speed freehub or do I need to change everything?

I have a set of Shimano WH-RS10 hubs on my bike. Can I upgrade to a 11 speed freehub or do I need to change everything? If not what would I need to upgrade to 11 speed wheel?
13
votes
3answers
1k views

How can I paint a kryptonite key?

I now have 4 kryptonite keys on my key ring that I carry around for my family. These are the ones with a black plastic bulb on the key's bow. In order to make my life easier, I would like to paint ...
3
votes
3answers
78 views

how to remove oil from mtb disk brake at home

My cycle has got an front disc brake I not know how but unfortunately few drops of oil got on my disc brake now it was making a very bad sound like a violen and and could even not able to stop my ...
0
votes
2answers
110 views

Tire pressure decrease when the bike is idle [duplicate]

I ride a Btwin MyBike 7s. Yesterday morning I noticed (for the first time since purchase) that in my rear tire, the tire pressure has decreased to a flat. I thought it was a puncture, so I refilled ...
6
votes
1answer
286 views

What bicycle safe anti-car road spikes exist?

I am curious if there is a technology that allows bicycles to run over it, but will destroy car tires. From my understanding, usually poles like this are placed on trails to prevent vehicles from ...
4
votes
1answer
182 views

Should I always ride on the designated bike path?

I just had my first ride last week end and I generally rode pretty much in a defensive way, I always followed the cycle paths, but to be honest I enjoyed much more riding on the street for 2 reasons ...
0
votes
1answer
60 views

What does this icon mean? [closed]

I use a gopro hero 3+ silver camera as a bike camera. It works moderately well for this role. Recently its started locking up and displaying this icon on screen. Sorry for the potato photo, but to ...
9
votes
2answers
2k views

Why does my inner tube have brown liquid inside? Now with internal photo

I flatted the front wheel going up a climb the other day - I heard the pop and the PSSSSHH, and I could see a geyser of pale "steam" or vapour coming out the puncture. I swapped out the tube for the ...
0
votes
1answer
37 views

Michelin Proteks pop off rims [closed]

I have an OLD (Columbus tubing anyone?)...Corsaro 27" X 1 1/4 12 speed road bike I am reviving. The first thing are new tires and tubes. I got 2 Michelin Protek 27 X 1 1/4" tires and Bell tubes. I ...
5
votes
2answers
507 views

Is my Schrader valve spoilt?

(Tried searching this forum for this question but I couldn't find a question of the same type) Hello, I've been trying to pump my front tyre but to no avail. I could easily pump the back tyre but not ...
4
votes
3answers
124 views

Disadvantages of run 650B wheelset on a 29'er

I am in need of a new wheel set for my 29'er, and wondering if 650B's are an option. My current bike handles more like a supertanker than a bike. Great for straight lines once up to speed, but if ...
4
votes
1answer
191 views

Using different style disc rotors with the same brake calipers

I currently have a set of TRP Hy/Rd brakes that came with 6-bolt style rotors. I am interested in purchasing a different wheelset that uses Shimano's centerlock style hubs. One wheelset would serve ...
0
votes
4answers
98 views

Are 29“ and 26” bikes come with different size frames?

I am going to buy a cycle. In this regard I got my framesize 20". Now I would like to know is it for 26er or 29er ?? Is frame size will be different for 29er and 26er ?? I am going to buy a GT ...
5
votes
5answers
368 views

Why do skinny tires require less pedal effort?

Everyone knows (citation needed) that (at fixed rim diameter) tyres with smaller section require less effort to move around (at least on a paved road). TL; DR. Why? A bit of context. I always ...
1
vote
1answer
36 views

Low-height rear rack for Bike Friday New World Tourist folding bike [closed]

I'm looking for a rear rack for my Bike Friday New World Tourist (20" wheels). I've come across a bunch of rear racks like this one that sit high above the wheel. But I'm searching for one that is not ...
2
votes
1answer
70 views

Bent rear derailleur (RD-5701)?

I was cleaning the chain on my CX bike today, and while cleaning the rear derailleur I noticed the following: When moving the cage from one extreme to another, the cage body will rub against the ...
1
vote
0answers
32 views

What is the most effective combination of smart trainer and iOS application for virtual training/racing? [closed]

I'd like to maintain my cycling effort year-round. I have a set of rollers for those dark/wet/cold evenings, but find it quite very boring. There are a multitude of "turbo trainers" these days that ...
1
vote
1answer
141 views

Is it ever okay to get in front of another cyclist at stoplight? [closed]

I hate it when this happens: I'm riding down the bike path and I pass somebody. I stop at a red light. They catch up, and instead of stopping behind me they pass me and stop right in front of me. ...
3
votes
4answers
128 views

inner tube width range relative to tire width: reliability effects?

[Apologies if this seems like a dup: I see there are lotsa tire+tube questions, but this one does seem to be slightly different, in that it strives for generality and concerns choice between ...
3
votes
3answers
643 views

What's this part of the bike, and is it safe to alter it?

The video shows someone installing a gps bike tracker, however there is not much room in the top of the head tube, so he hammers down what's already in there in order to make room for the tracker. In ...
2
votes
1answer
92 views

Truing a twisted (vandalised) wheel/rim

Overnight someone stamped on my wheels, hard enough also to bend a pretty substantial rear rack. (Not a great welcome to Copenhagen, my lights were stolen last week...) Neither wheel would turn more ...
3
votes
1answer
168 views

How to select cog for emergency single speed conversion with a broken derailleur

I broke the rear derailleur on my surly karate monkey recently. I had the bike setup 2x9. I decided to try and get home by converting to single speed via trail side repair (made easier by the ...

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