The tag has no usage guidance.

learn more… | top users | synonyms

18
votes
5answers
16k views

How to lubricate cables?

What is the best way to lubricate gear and brake cables in their tubular housings? Up until now, I've used CRC/WD-40 with an extension tube and attempted to squirt the lubricant into the tube housings....
13
votes
4answers
1k views

Why does cable routing utilize alternation of sections of shielded and unshielded cable?

Why do manufacturers do this? What's even more interesting, many a bike have the middle cable fully housed, while the other two are "interrupted" as shown above. IMHO those are the pros and cons of ...
11
votes
5answers
2k views

Do brake cables become more elastic with time?

I bought a used bike a few months ago, and I've noticed a drastic reduction in brake power. At first, I was easily able to lock-up the rear wheel while squeezing the brake lever only half-way to the ...
9
votes
2answers
2k views

Is it normal for my derailleur cables to cross over on the down tube?

I've just picked myself up a Specialized Allez Sport 2014 road bike from Evans Cycles (UK). I test rode the bike and I'm happy with the bike, but when I got home, and flipped the bike over to make a ...
9
votes
2answers
3k views

Do I need to plug internal cable routing ports?

I have just ordered a OneUp Components 42T sprocket and a Race Face 30T Narrow/Wide single ring so that I can convert my 3x10 drive train into a 1x10. This means that I'll be removing the front ...
7
votes
3answers
5k views

What's the deal with compressionless brake cable housing?

Ok folks, I'm confused and in need of advice. On my commuter (touring) bike, I just upgraded my BB5's to BB7's. In the process, decided/realized that I also need to replace my cables and housing (@...
7
votes
2answers
2k views

Cleaning Cable Housing?

I commute about 3600 miles a year and I am able to keep my gears adjusted pretty well. I do find that I get a lot of grime from rainy, muddy conditions, and I think I might be replacing my shift ...
7
votes
2answers
154 views

What's this cotter pin on the barrel adjuster for?

I bought a new Salsa Colossal frame to build up and it has a cotter pin on the frame mounted barrel adjuster: If I turn the barrel adjuster too much, it is going to start digging in to the ...
7
votes
2answers
142 views

When is it time to replace the gear-cable housing?

Please keep in mind that this question is specific to mountain bikes which roll through lots of dirt and mud. I heard stories of bikes that had their cable housing last for years, but I doubt that ...
6
votes
11answers
7k views

What is a good replacement for a cable end cap?

I was adjusting the tension of my front derailleur cable and managed to pop off the cable end cap. The cable is now quite frayed at the end and I think it would be difficult to attach another cap. ...
6
votes
2answers
725 views

Where to get the short wire of the cantilever brake?

I was riding my bike and rear brake fell apart. As a result I lost the short wire of the cantilever brake, or at least that what it seems to be called. Where can I buy that short cable please ? Here ...
6
votes
3answers
4k views

Why does my bike stick in low gears?

When I change into a low gear (i.e. onto a bigger cog) on my back cog all is fine. However, when I later change up again the chain sticks on the larger cog. I commute about 10 miles a day and this has ...
6
votes
5answers
171 views

How useful/valuable is internal cabling?

I'm in the market for a new bike. I'm not a club rider but a utilitarian one: I commute on my bike, visit friends and run errands. On average I probably ride 2-4 miles per day, almost entirely on good ...
6
votes
3answers
2k views

Can you buy bulk shifting/brake cable for road bikes?

Is it possible to buy bulk amounts of shifting/brake cable for road bikes? It would be nice to just have a spool of wire that you run onto your frame and then cut off only as much as you need. A ...
5
votes
3answers
983 views

How bad is this broken brake cable strand?

I just bought a new bicycle. While I was fiddling with things (removing tags, mounting a light, etc.) I noticed that the boot on the rear brake cable was loose. When trying to reseat it, I found that ...
5
votes
3answers
1k views

Cable routing and why is there no optimum solution

This is a general question, regarding the routing of the cables of both brakes and derailleurs on a frame. I find it highly practical to mount all cables along the bottom of the top tube. This ...
5
votes
5answers
1k views

How to cut a brake/derailleur cable?

I need to cut a cable, cleanly enough that it can be inserted in its housing. What kind of cutting tool do I need for this? I probably won't be using it more than once every few years, so cheaper ...
5
votes
3answers
285 views

How to identify galvanised and stainless cables?

Recently I bought some stainless steel gear and brake cables. I have 3 packets of cables from 3 Ebay shops. How do I identify if they are genuine stainless steel cables or if I've been ripped off? ...
5
votes
1answer
2k views

How do I setup these brakes?

I recently bought a bike from bikes direct (The kilo TT stripper). Its a fixed gear bike that came with a front and rear brake. I was able to setup everything but the brakes. The brakes are: Front/...
5
votes
1answer
305 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 ...
5
votes
1answer
6k views

What is the actual cable pull of brake levers?

I understand that there are 2 brake lever cable pull standards: Standard Pull Levers Long Pull Levers (for V-brakes and disc brakes) But what is the actual difference in pull? And specifically: ...
5
votes
3answers
5k views

How to replace a Sturmey Archer's cable?

I would like to replace the cable of a Sturmey Archer hub, but can't find a way to disassemble the old cable without destroying it, and it puzzles me how to insert the new cable. To better explain, I ...
5
votes
1answer
213 views

cable housing with braided metal hard to cut?

Jagwire makes some cable housings that look like braided metal (called "sterling silver", "titanium", "carbon silver", and "gold"). I have a vague recollection of a review that said these metallic ...
5
votes
1answer
140 views

How to install the cable for this rear derailleur?

For two months so far I'm trying to fix my bike. I bought a used bike and the shifting was not good. So I bought new cables and tried to make the rear derailleur work, but without any kind of luck. ...
5
votes
1answer
64 views

Could i break Shimano Nexus 7 with no cable attached?

Is it possible to ride (pedal) on bike with Shimano Nexus 7 with no cable attached? Is it possible to push the bike without pedaling, when cable is unattached, or setting of shifter is not correct? I ...
4
votes
3answers
2k views

What is this cable/hose management clip? (picture)

I've purchased a RockShox Reverb seat post, and its come with these delightful little Cable/Hose clips. Since my bike frame only comes with built in cable clips for the brakes and shifters, these ...
4
votes
2answers
1k views

why change gear and brake cables?

So people say you should change cables because of stretch. But after the cables have stretched, isn't it just easier and cheaper to adjust the cable and pull it a bit tighter? Why do I need to replace ...
4
votes
2answers
222 views

Should I oil new cable housings?

When installing new cables and housing, is is wise to oil the housing? If so, how? Here Hicks recommends spraying (but for re-newing old cables). On the other hand, I have found it intuitive to put ...
4
votes
3answers
3k views

Brake Cable Ends - Barrel and Pear Nipples

I can easily find images of these different nipples on Google, and as far as I can tell pear nipples are used on road bikes (in general) and barrel nipples are used on MTBs (in general). Barrel ...
4
votes
1answer
1k views

What is lever throw and cable slack?

In a guide for adjusting Avid BB7 mechanical road disc brakes, it said: Only use the barrel adjuster at the brake lever to adjust for cable slack. For lever throw, use the outboard adjustment knob....
4
votes
3answers
4k views

Buying brake levers, how do I find the correct ones for my bike?

I took a hard spill the other day on my mountain bike and snapped my left hand brake lever in to pieces. The ones that snapped are stock alloy rubbish that came with a Specialized Hardrock 2010 Disc ...
3
votes
3answers
118 views

When should I replace the brake cable?

Here is the picture of the cable from my rear V-brakes: As you can see it's worn down. Should I replace it now or is it safe to use it for some more time?
3
votes
1answer
115 views

Modifying Brake Cable to Fit?

I have recently decided to replace my brake cables before a particularly long ride, since they haven't been replaced in a number of years. The problem I have is that the stock rear cable on my bike ...
3
votes
2answers
603 views

How to adjust cable length on integrated brake/shift levers, when there is no barrel adjuster?

I feel bad asking this question because I've been doing bicycle maintenance for over 20 years and this seems like a noob question. I was unable to find a Shimano manual to answer this question. I ...
3
votes
2answers
144 views

How can I protect cables in inclement weather?

I cycle year round, in Maine. It is pretty much guaranteed my brakes and shifter cables will need replacement in the spring, even if I try to maintain and clean the bike after each ride. Does anyone ...
3
votes
1answer
223 views

What tricks do you use to avoid damaging cables when adjusting the gears?

I was trying to adjust gears, and being my first time, I ended up damaging the cable. I mean that I "smashed" it, the threads became apart, and it was dangerous to deal with it. I replaced the cable, ...
3
votes
1answer
545 views

What are the pros and cons of different types of shifter cables?

What are the pros and cons of regular and slick gear/shifter cables? I just want easy gear changing. I have shimano gears if that helps. I know the difference between them, but I want to know some ...
3
votes
2answers
856 views

Reverse center pull cantilever brakes (how to set up and issues)

Questions Q1. For rear cantilever brakes, are there any off-the-shelf parts or brake designs that route a rear brake cable from underneath the saddle cable instead of above? Q2. If not, then can ...
3
votes
2answers
640 views

How to route cables aroung the head tube?

Consider this illustrative picture: The cables are routed "across" the heatube. Id est the cable leaves the shifter, crosses the headtube and then curves back under the top or bootom tube. I often ...
3
votes
1answer
812 views

Looking for components needed to route 3 cables on top of toptube for cyclocross bike

My bike is setup for cable routing under the downtube. I would like to route my rear brake, front derailleur, and rear derailleur cables along the top tube of a bike I plan to use for cyclocross to ...
3
votes
1answer
2k views

Brake cable housing too long?

I replaced the no-name brake calipers on my bike with Ultegras today. Am I correct in thinking the rear brake housing is too long and needs to be shortened? And if so, how do I determine how much to ...
2
votes
7answers
285 views

How to prevent the derailleur cable fibres getting all over the places?

My bike is only 7 months old, but the front derailleur cable fibres are becoming loose i.e. the individual thin metal fibres twised together to form the cable are loosing out. I think I have lost the ...
2
votes
3answers
251 views

Sun Tour Cyclone brake levers and brake cable housing

I have a vintage road bike with Sun Tour Cyclone single-pivot calipers, with Cyclone levers. I recently had the front brake cable housing "detach" from the brake lever. It appears to have a large '...
2
votes
2answers
354 views

Cable routing around bottom bracket

See picture attached of a point in the rear derallier cable routing - should I put something in there to prevent rubbing (I can't fit any brake or gear housing in there - so if so what should I use?), ...
2
votes
3answers
1k views

How to thread gear cables through outers and end caps?

I'm currently putting a bike together with recycled parts and want to get away with not having to purchase a new gear wire. On my first attempt to thread the RD wire I ended up fraying it, cutting off ...
2
votes
2answers
237 views

How do you switch grip shifters from shifting as if they were on the opposite derailleur?

I was replacing cables on grip shifters recently and when I put them back together they acted as if they were on the wrong side. By that I mean the front shifter (3 chain rings) were shifting 7 times ...
2
votes
2answers
59 views

How to replace derailleur cable housing?

My derailleur cable housing (sheath) has exploded: I bought a new sheath of the exact same length: PROBLEM: Now I realize that unlike brake cables that are like []------, derailleur cables seem ...
2
votes
2answers
2k 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 ...
2
votes
2answers
354 views

Rear derailleur cable housing length

I've cut my first cable housing using this ParkTool page as a guide. The thing is, I think it's a bit too long. Can I safely shorten it or the length is good as it is now? Update: 7.5cm less, is it ...
2
votes
2answers
318 views

How do you make an end-capped gear cable?

I want to make my own gear cable of non-standard length. I have a cable with one end capped like the larger end-cap shown in the first picture; the other end is currently bare — I have trimmed the ...