0
votes
0answers
34 views

Alternative to 1" threaded low profile headset?

I have a old (guessing ~2005) Jamis Aurora road bike. Recently, I found that the threads on the headset (probably original, nuts are made of aluminum) were stripped. The bike has a steel fork, and is ...
0
votes
0answers
56 views

Will a white painted bike get rusty when stored outside?

My parents want me to store my bike outside. It's white and the tire rims are green. I really want to keep the color looking nice. I know that keeping the bike outside will cause rusting on the chains ...
1
vote
3answers
166 views

What type of bike should I get?

Hi everyone I have read many of the questions in here already. I am about 200lbs 5'6 woman, 47yrs. Attached a screenshot of my last bike ride. It was mostly flat road, 2 lane country/ city bike paths ...
0
votes
2answers
73 views

Mounting a dynamo headlight to a front rack

I'm using B&M dynamo powered front light (an Eyc and a Cyo) on two of our bikes and currently have them mounted at the fork crown using the stock mounting brackets. This causes a large shadow from ...
2
votes
2answers
131 views

Identify my Motobécane racing bike

I bought a Motobécane last year (pics below), and now that the bottom bracket is broken, I really need to know the model of the bike, to help me change that piece. It would also be helpful if someone ...
1
vote
3answers
186 views

First Road Bike - Some Options and Issues

I am looking the market for my first road bike. I am planing to be using the bike, couple times per week for 1 - 2 hour rides, and maybe on the weekend some longer ones, around UK Yorkshire. There ...
1
vote
1answer
49 views

How do I choose which kind of shorts to wear for mountain biking?

There are so many different kinds of shorts available for mountain biking. I would like to get a pair that is: durable, can have padding shorts (either insert or worn under), stretchy and flexible ...
0
votes
1answer
60 views

Tyres for puncture resistance for mountain biking on rocky dry terrain (folding & lightweight)

I need a tyre that is really durable, puncture resistance, folding, lightweight and good for rocky (sometimes loose) and dry terrain. I work as a guide in Georgia (Caucasus) and my tyres wear out too ...
2
votes
7answers
253 views

Still confused about clipless, walkable shoes and dual-purpose pedals

I've read everything at What should I look for in clipless pedals and shoes? and I'm still not sure I can have what I want. I mainly use the bike for commuting (which will be bike-train-walk) and ...
6
votes
1answer
120 views

Do mechanical disc brakes suffer from heat-induced fade?

The other day I read a question about heat induced brake fade in hydraulic disc brakes caused by too much braking on long, steep descents, which is something I have also experienced when cycling in ...
0
votes
0answers
50 views

Repeated rear flat on a Trek 4300 started this season only!

This season only started getting a lot of flats in my back tire (riding the same Trek 4300 mountain bike for past 6 years and never had this issue). In last 7 days had 3 flats - put new tube yesterday ...
1
vote
6answers
147 views

Grocery Shopping by bike, expanding my cargo options cheaply

Can I take a shopping cart like say this one and safely attach it to a bike? I'd like to also take it into the store with me as well.
0
votes
0answers
34 views

Can I carry my folding bike by using the rack as a handle?

I put a new rack on this bike. The rack says it can hold up to 25 kg which is about 50 pounds. Can I use this rack to grab it and carry it while it is folded? The bike is about 35 pounds. Or this ...
0
votes
2answers
99 views

Can I change my 28“ wheels for 24”?

I recently bought a "Schwinn Women's Clear Creek 28"/700c Hybrid Bike", and it turns out I'm uncomfortable with the wheel size. I couldn't figure out why I'm so unstable on it. Even though I haven't ...
0
votes
1answer
51 views

What other parts might need replacing if I replace an old freewheel gear set for a modern freehub cassette?

I currently have a pre 1970s 10 speed Claud Butler. Perhaps back then men were real men but there is no climbing gear. Since I mostly do touring this is a bit of a problem. Finding a new freewheel ...
0
votes
1answer
114 views

Which knee / shin pads for XC mountain bike riding?

I'm considering getting some knee / shin protection for mountain biking but I'm aware that it might restrict my leg movement and make my legs hot if I get the wrong ones for the job (mostly XC ...
1
vote
0answers
69 views

Shimano Hydraulic disc brakes- Lever compatibility

I am looking for practical advice on compatibility between various Shimano hydraulic disc brakes, especially the lever assembly. Currently I have two separate sets, one M446 Left lever, attached to a ...
1
vote
2answers
146 views

How much pressure can mountain bike tires take?

I am thinking of buying a new mountain bike, but I'm unfamiliar with mountain bikes. That's why I need to be well aware of the pressure a mountain bike can handle. How much pressure can mountain bike ...
0
votes
0answers
48 views

How to polish carbon frames?

My carbon frame has some slight scratches and some black gunk around the seat stays. What is the best way to polish the frame to bring it back to its original appearance? I was thinking of using a ...
0
votes
1answer
64 views

Do I need to replace 10 speed chain if using a bigger cluster, also 10 speed?

Most similar questions are asking about using the same chain with a bigger cluster with more gears (10 speed chain vs 11 speed cluster). My concern is being able to simply buy a higher gear ratio ...
0
votes
3answers
141 views

Calorie burn information is dramatically different between Strava IOS App and Cyclemeter IOS app. Which is more accurate?

I use Cyclemeter to track rides on my iPhone 6, then when the ride is over, I send the info to Strava. When I look at the ride in Strava the calculated Calories burned for a 17 mile 90 minute ride is ...
0
votes
1answer
83 views

Help me understand bottom brackets and cranks

I have a Norco Threshold cyclocross bike (http://www.norco.com/bikes/road/cyclocross/threshold-carbon/threshold-sl-ultegra/) . It has a PF30 bottom bracket and an FSA Energy Cross PF30 46/36T crank. ...
1
vote
1answer
127 views

Do Carbon Wheels Stay True Longer Than Aluminum Wheels?

Does a race quality carbon wheel set stay true longer than an aluminum one (with equal abuse/mileage) ? It seems like the properties of carbon would resist flat spots and warping better than ...
0
votes
0answers
63 views

I have a trekking bike. Should I buy a road bike to train for a race?

I have a trekking bike (similar to this one : http://www.hervis.at/products/product?code=BASE:1842986&referer=at-bike-cross ) and I plan to join some triathlon events in the future. I try to do ...
1
vote
1answer
44 views

How similar are saddles made by the same company?

I have a Specialized Phenom on my mtb that is very comfy and a Specialized saddle (standard one from an Allez) that I use on my commuter bike which is also comfy. The Selle Italia saddle that came on ...
2
votes
3answers
84 views

“Footprint” of the Park Tool PCS 9 stand

I am trying to workout whether the park tool PCS 9 workstand would fit in my bath tub (it's the only place I can clean my bike). To do so I need to know how big the footprint of the stand is. Could ...
3
votes
3answers
137 views

Locking a vehicle bicycle rack

We are planning a trip with a bike rack attached to our trailer hitch. What is the best way to lock the bikes while the vehicle is unattended? I see some racks have locks on the knobs but they don't ...
0
votes
1answer
33 views

Can I fit v brakes on 2003 Marzocchi MX Pro Suspension Forks

I've got some very similar forks to this and I want to know if I can use v brakes with them. It looks like there is a thread to screw in some bosses, but I'm not 100% sure.
0
votes
0answers
93 views

Single speed conversion kit

I have an old Battaglin road bike from 1997 that I want to convert to a single speed. My issue is; what conversion kit to buy? The rear hub spline (not sure this is the correct term) has a 4x4 ...
4
votes
1answer
151 views

How to prevent accidental unclipping while cornering?

I have less than 10 hours on SPD pedals. Unclipping is becoming more and more intuitive (I no longer fall to the side when stopping at a traffic light). While it still intimidates me to jump with ...
0
votes
2answers
69 views

cable too short to reattach into a sturmey archer 3 speed shifter

I've just been given a Rayleigh Chiltern. The only problem is, the cable has unattached from the gear shifter. I Googled how to re thread, but the cable isn't long enough at the top end to slide right ...
1
vote
1answer
315 views

Could someone help me identify this bike?

I would much appreciate it if someone could help me identify this bike? The decals says Viner, but I think the bike is from a different manufacture. Here are some images:
5
votes
4answers
1k views

Is having a disc brake on a single speed bicycle a bad idea?

I talked to a bike shop that sells a lot of fixed/single speed bikes. I asked them if they could sell me a single speed with a disc brake on the front. The guys said no because: It will be hard to ...
0
votes
1answer
95 views

What accommodations might be made for riding a frame 4'' too large?

I have been offered possession of a very old and interesting bicycle, made in 1933. It appears to be in quite good condition, and has a lot of interesting history. However, it features a 26'' frame, ...
-1
votes
2answers
71 views

Seat post tightening

I have a giant defy 3, I'm not sure how tight the seat post bolts should be? I don't have a torque Allen key. Is doing the two bolts on the ring that goes around the frame as tight as I can do them ...
2
votes
2answers
53 views

Does anyone know of a machinist who could convert a dual ring Campy Nuovo Record chainset ('spider') to accept a 3rd chainring?

I have a 1971 Raleigh International whose Campagnolo Nuovo Record chainset has Campy pedals that are 'frozen' into their threads (I know, this is an instance of neglected maintenance). I really like ...
0
votes
2answers
312 views

what power did alex dowsett put out during his hour record?

Alex Dowsett recently set a new world hour record of 52.937 kilometres, how much power did he have to produce for an hour to be able to achieve this feat?
-1
votes
2answers
152 views

How did this happen to my chainring?

So, this happened. All of this group of bolts but the one you see came out of my crankset: My question is.. how exactly do all those bolts wriggle themselves loose !? How do I determine what ...
0
votes
0answers
28 views

shimano 105 brake/shifter won't move under tension

When I tension the cable normally the shifter won't move. With very little tension on the cable it will tick as normal. Any idea what could be wrong? Is it reasonable to try to repair it, or is ...
0
votes
1answer
131 views

Do pedal-driven bicycles exist that can handle highway commutes?

Do pedal-driven bi/tricycles exist which can be driven at highway speeds without fuel or electric drive assistance? Assisted brakes, steering, lights, and amenities such as climate control or ...
0
votes
0answers
79 views

Weird gyro effect while riding

I have an old threaded headset and quill stem. Recently I overhauled the headset; replacing the bearing sleeves with loose bearings (filled to max and removed 1 bearing). The stem was also found to be ...
0
votes
1answer
63 views

Rear cassette 'ticking' forward, making chain catch, what is the problem and how do I solve it?

I have a Giant Rapid 4, bought in 2009. When freewheeling (i.e. rolling forward but not pedalling) on my bicycle, the chain catches. I had a look and I think this is because the rear cassette ...
0
votes
2answers
34 views

Replacing my bottom bracket. I need help IDing a replacement

So I have owned a Swhinn Network 3.0 (21-speed. Square tapered BB. All aluminum) for almost 5 months, and at about month 3 the bottom bracket started giving me some noise. I work in a bike shop on my ...
1
vote
2answers
66 views

Would rim brakes help a slightly bent rim?

After recently falling and bending the rim a bit I was wondering if forcefully applying the brakes while in motion help it straighten a bit? Might be my imagination but it seems much truer than ...
0
votes
1answer
47 views

Tyre suddenly gets tilted

Hey guys i have a simple cycle .It do not have gears in it but today while cycling , my rear tyre suddenly gets tilted towards right hand side . One of the , the upper side is tilted towards right and ...
3
votes
3answers
157 views

Best kind of bicycle for lower back issues?

I've ridden bikes all my life. Now nearing 50, for the past year or two I've noticed that when I ride over 20km or so, my lower back gets extremely painful - enough to make it not possible to ride. ...
3
votes
4answers
262 views

How accurate is the 'calories burned' figure on my GPS device?

I use the Garmin Edge 200 to record the route, distance and speed of my rides. It also gives me a prediction of the amount of calories I have burned on any particular ride. The only data I have ...
3
votes
2answers
250 views

average cycling speed 12km/h

I am now in training for cycling. Long time didn't got into bike. I am using a 21 gear mountain bike with highest gear, and around 70 - 80rpm. What's surprise me is my average speed only ...
3
votes
1answer
215 views

Road Bike Tire Throwing Rocks

I recently purchased a road bike after having ridden a dutch style bike for over a year and a half. The roads that I ride on have the usual gravel and dirt on them but every now and then my road bike ...
1
vote
1answer
143 views

how to use “smart valve” pumps?

i got one floor pump with a so called "smart valve". it came with no instructions whatsoever. and I'm not smart enough to use it... I tried it on both type of tire valves, and no matter what i do, it ...

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