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Seems that Hydraulic disc fluid may vaporise if heated enough on long descents.
Is this the same for mineral oil and dot oil?
Turkish-
At different temperatures, but essentially yes. @skinny managed to boil his brakes coming down a mountain in the TCR.
umop3pisdn
Just been over in the tandem section of the YACF forum and it seems like double cable pull discs plus one rim brake on the rear (as your bail out brake) is what's most popular now. Reckon having the rim brake mounted out of the way under the BB might be the way to go.
Seems that Hydraulic disc fluid may vaporise if heated enough on long descents.
I have visions of riding this up and then down the Tourmalet safely.