0
votes
1answer
23 views

Can I replace only the smallest cog on my rear cassette?

I currently have a 12-30t rear cassette which needs replacing. While I'm at it, I really want to switch to an 11 tooth to get the extra 9% in top speed. But the problem is, even the most expensive ...
1
vote
0answers
13 views

What are the safety concerns of a high vs a low mount trailer hitch?

When you google for images of (canoe & bike) you find two basic solutions to towing a canoe with a bike. A traditional axle mounted tralier is modified to have a tongue long enough to ...
1
vote
1answer
35 views

will increasing cadence ability hurt my climbing strength?

I tend to spin rather slow when I am riding. 50rpm is a comfortable rate for me to spin for as long as I want to ride. 90rpm seems to be the rate at which I expend maximum power... I can't spin this ...
0
votes
1answer
12 views

Can I use any pump to fill up shock?

So I have a Fox float shock (a standard air shock) and I was wondering if I could use a regular tire pump or do I need a special shock pump to fill it back up? Also, are there side effects of using ...
1
vote
1answer
35 views

Recovery after long ride

I biked the longest I have in my life; my previous record was one 12 mile ride, but today I went ~36 miles on my MTB. Should there be any steps I take to recover myself? Also what things should I ...
1
vote
1answer
20 views

Can lock on grips go with carbon fiber handle bars?

How prudent is it to install lock on grips onto carbon fiber mountain biking handle bars? Are there some grips that will work and some that won't?
2
votes
2answers
79 views

upgrading components on replacement?

Is it practical (or is there any reason not to) upgrade components on a bicycle when they are replaced? For instance, I've got a 10 speed cassette on a tour bike that needs to be replaced. The bike ...
0
votes
2answers
37 views

Can't remove lockring

Have been trying to get the lockring removed from my cassette so I can replace it with a spacer kit and one sprocket (singlespeed conversion). I managed to get it loose, although the wrong way - so ...
0
votes
5answers
109 views

can i use a 700c tire (Gatorskin 700c x23) on a 650 wheel

I am thinking of getting some Velocity Rims that are 650c but I am wondering if I will be able to use my 700x23c Gatorskin tires on them? Also what do you think about 650c wheels pros and cons. ...
0
votes
1answer
53 views

Axle flex under load normal for freewheel hub?

When using a freewheel'd hub is it normal for the drive side of the axle to flex a little bit? I replaced the kickstand on my bike and the new one sits closer to the rear tire with about 2 mm ...
0
votes
2answers
62 views

Shimano Sora vs higher range brake pull ratio

I've just upgraded my commuter bike (old Trek 370) to the replaced components from my main road bike (originally 09 specialized allez - new head and handle) and found the brake calipers aren't long ...
0
votes
0answers
38 views

presta valves new to me how do I inflate [duplicate]

I wanted to know if I can use a air pump from a gas station or do I need a bicycle pump because I've never seen these valves before until now.
2
votes
2answers
428 views

Bicycle shoes for road cycling [duplicate]

I mostly used conventional sneakers for cycling and never wore bicycle shoes in my life. At this moment of my life I decided to level up a bit. I've built myself a road bike and now I'm looking into ...
6
votes
2answers
135 views

Have there been designs of bikes with stepless transmission?

Today we studied about mechanical stepless drives, which appear to be used quite widely in industry machines, such as CNC lathes. The concept of varying the transmission ratio arbitrary, without ...
1
vote
1answer
53 views

Hybrid Fat/Snow Bike

I've seen some bikes with a pugsley or similar fork and 3"+ tires on a hard tail mtb frame. -Has anyone done this them selves? -Do you really notice any flotation with only one fat tire and one ...
1
vote
1answer
53 views

How to remove crank arm with broken bolt on SRAM Omnium crankset

I apparently over-torqued the crank bolt and it made a loud snapping sound. Now the hex wrench just spins freely and so I can neither tighten nor loosen the bolt. How do I remove the (non-drive side) ...
1
vote
0answers
117 views

Chain vs chainless options

Could someone provide a comparison between having a bike with a chain, with a shaft drive and with a belt drive like the Gates Carbon Drive? It could be good to know who fares better in terms of low ...
0
votes
0answers
79 views

What is the kind of bicycle nobody is building? [on hold]

I am planning for a startup which focuses on building bicycle (electric +smart). I want to have some advice from my fellow bike-intellect here as to what are some features in bicycle which you want ...
0
votes
1answer
40 views

Loose axis of Shimano Deore FC-M591-S Hollowtech II

I noticed that the right arm (drive side) of the Shimano Deore FC-M591-S Hollowtech II is getting loose. The right side has the axis attached to it as shown in the image. When I take off the left ...
0
votes
1answer
24 views

Mavic - TIME ATAC pedals compatibility

I'm using from a long time TIME pedals (ATAC). I saw that Mavic now is making pedals that looks like Time's. Do you know if they are compatible? Can I use cleats from Time (already on my shoes :) ...
0
votes
0answers
58 views

How long will my bike last? [on hold]

My bike has a few problems; the wheels can't be trued much because of a worn down cone. Other than that I think the frame is okay. The headset squeaks a bit sometimes. I just purchased a new freewheel ...
0
votes
0answers
28 views

Lark golden eagle

I have an old bike. I'm wondering the value. Can't find any info about it. The nameplate says Lark. The chainguard says golden eagle. It has a spring front suspension like I've never seen before. Ever ...
0
votes
0answers
24 views

Which 6 or 8 rims fit a Cervelo P4? [on hold]

The Cervelo P4 (2012) has got a pretty tight clearing, especially regarding the back wheel. Do any one have experience in which rims to choose that fit the best? Thanks in advance Chris
0
votes
1answer
28 views

would I be able to put new rear wheel with 12mm x 142 axle on my 2007 RM Element 70 frame?

would I be able to put new rear wheel with 12mm x 142 axle on my 2007 RM Element 70 frame in terms of dropouts compatibility?
0
votes
2answers
64 views

Seatpost Overextension

I've been riding with my very short seat post extended well past its maximum extension line for quite a while now. Looking at the seat post itself I don't see any signs of deformation or damage other ...
0
votes
0answers
37 views

Calf Muscle cramps [closed]

In recent times, I have been getting calf muscle cramps when I try to push in a higher gear ratio consistently for about 2 mins (after riding about 45-50 kms till then) on a total ride of approx ...
1
vote
3answers
155 views

Can I drop-in a compact crank set with my current 105 groupset

I live near a lot of hills and am fairly new to biking. In my lowest gear I still can't keep up at an efficient pedal rate on the hills. I found out they sell "compact cranksets" which in addition ...
0
votes
1answer
43 views

Help me buy a bike seat post

I know that my bike has a 25.4 mm diameter seat post. So can I purchase any old 25.4 mm diameter seat post from eBay and expect it work with my existing bike seat? Here are some pictures of my ...
0
votes
1answer
63 views

Biking gloves with finger protection

I recently fell off a roof, lost quite a bit of skin from my elbow, which broke the fall, and that made me think: if I took a fall from my bike, how would I land? I would more than likely try to use ...
0
votes
1answer
27 views

Front tyre size - is 1.9" a good option? [duplicate]

I have in my bike a 1.9" tyre in the front wheel and a 2.2" in the rear. Is it safe to use this tyre sizes?
2
votes
5answers
313 views

How do I stop punctures for good?

Last night I came out of work to a flat tire. This is the second time I've got a puncture with less than 100km done on a brand new set of schwalbe smart sam tires. needless to say I was quite annoyed. ...
0
votes
0answers
26 views

How do I reply to a question? [duplicate]

I am trying too reply to my question on merging routes/tracks but there is no reply button?? see this dropbox link fo rone of the files:- ...
1
vote
1answer
54 views

Why are tires that fit 622mm wheels called 700C [duplicate]

where does the 700 come from and what does the C stand for in 700c?
4
votes
4answers
85 views

Merge gpx files

How can I merge two GPX files into one? Read the above link but my gpx files do not seem to have this in them: Copy all the stuff between Open the second GPX file in a text editor. Copy all the ...
0
votes
1answer
37 views

Specialized Phenom seat for TT

So I have raced TT's locally for a couple of years and have decided to (finally) get aerobars and am tuning the bike to fit, however, my seat at it's max tilt downwards is probably 1 degree up (see ...
-1
votes
1answer
68 views

I need help planning my bike renovation!

I'm planning on buying this bike online and making it, well y'know, mine. And to do this, I would like to make it look like an Aristotle bike. So I'm basically am going to need new rims to start and a ...
0
votes
0answers
64 views

how many bike I can carry in my sedan? [closed]

I have a 4 door sedan (Holden commodore). I am planning to buy a car rack which can be attached to the rear tow bar. However, I am not quite sure How many bikes it is safe to carry using a large ...
0
votes
1answer
59 views

Need to know the wrench size for 10.9 screw

My pedal just unscrew. It has a hexagon-headed screw with '10.9' screw label. Anybody knows what size of wrench I need for this screw?
0
votes
0answers
42 views

Trails in the UK [closed]

I have a hardtail bike and love to ride it. I am in early teens and though I wouldn't exactly say I am the fittest but I can easily outpace most others my age. I am looking for somewhere in the UK ...
-1
votes
1answer
85 views

About join a bicycle race [closed]

I ride a normal bicycle in bad conditions about 4 km in 15 minutes. How many speed would I need to join a bicycle race?
0
votes
0answers
29 views

rear panniers attachment catching in spokes [closed]

I'm searching for a reliable set of rear panniers (attach to rack) that will not come unlatched at the bottom when riding on very bumpy roads. (I am a commuter in Chicago. I've had two ...
0
votes
0answers
73 views

Is bike fit really needed?

I'm having neck pains and muscle cramps when I go for long rides (> 90kms) . I don't know if the reason is due to big kms or is it the fit of the bike. I live in India where a bike fit costs 12000 ...
1
vote
3answers
257 views

Legality of opening someone else's car door?

This is in the context of having just been involved in a near miss with the car. And only applies at traffic lights whereby the car is stationary very soon after the near miss. So, generally the near ...
0
votes
1answer
54 views

Pros and Cons of 29 "wheels [duplicate]

I have an 29" LaPierre Hardtail. What is the difference between 29" wheels and smaller ones? I'd like to know this not only for single trails but also on the road and / or downhill trails.
1
vote
3answers
106 views

Fat Tyre Punctures

I ride a Fat Bike which is fitted with 26x4.6" tyres. I am worried about puncturing on trails in the South African bush. What can be done to mitigate this risk of puncture as tire liners and ...
2
votes
4answers
172 views

Non Removable Presta Extension

Just got a pair of tubular Vittoria Rally road tyres. They look perfect but the problem is that the valve is 42mm which is no good for my new awesome 50mm rims. Above all the valve core is not ...
0
votes
1answer
122 views

Credibility of my Bike fit

I have been an cycle enthusiast from my school days and I got a merida scultra 901 road bike recently. However I am facing difficulties while I go over 60-70kms in a single go. Though i complete a ...
0
votes
2answers
58 views

Trying to build first fixie?

So this is the first fixie bike I would have owned. I am unsure if I want a freewheel one or not so I won't have to constantly pedal. But I was wondering or seeking help for how I could build one by ...
2
votes
2answers
244 views

Can a double loop cable stand up to cable cutters?

I am curious about this, and I don't see this question anywhere on here, nor via Google. I want to know if a double loop cable can stand up to wire cutters, because they don't seem like something a ...
0
votes
0answers
28 views

Rebuilding Easton Haven Carbon Wheels

Had a rough off and many spokes in front and rear wheel are broken or badly damaged, so I'm just going to do a full spoke replacement. Does anyone either have a set of Easton Haven Carbon 26" that ...

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