Originally Posted by
Burton
Yeah - cable housing diameters seem to be inconsistant between manufacturers anyway.
If you don`t find any other options - Jagwire Ripcord is Kevlar reinforced compressionless cable housing and is suitable for both shifters AND brakes. It has a dia of 4.5mm.
dang, it looks like it's just the derailleur housing is that is 4.5 mm and is only nylon reinforced (at least all that I could find online)...