> Titanium is mostly better where corrosion Until we mix metals and have galvanic corrosion, where an Al + Ti system corrodes exactly where the metals touch.

> Titanium is mostly better where corrosion Until we mix metals and have galvanic corrosion, where an Al + Ti system corrodes exactly where the metals touch. It's not titanium that will corrode when you have an aluminium frame bike with a Ti bolt at the bottom bracket.