Originally Posted by
Prowler
For historical reference: I salvaged these off a bike that was on the way to the blast furnace. I've had them for a few years and have no use for them. One problem I encountered (given how old and stiff the rubber sleeves are) is finding some tubing that was the right balance of stiff and flexible enough and had an ID a bit less than 2mm. I have no idea what was used in days of yore. Anyway here's what the originals looked like.
Originally Posted by
merziac
Aquarium tubing?
- that's what i would have thought, Surgical, apparently.
https://www.bikeforums.net/19475825-post3.html
Originally Posted by
rootboy
FWIW, I use 1/16 brass rod for the upper part, with loop to attach to bolt-on brakes. And 1/16 stainless rod for the rub strip part. And then I order some quite expensive surgical tubing, of the proper durometer, (hardness-flexibility), when I can find it...as the bore in it is exactly 1/16th inch. Which is what I've found is necessary.
Here's a couple of pics. I encourage you to try to make some. But for me, there was quite a learning curve.