Originally Posted by
arex
Magnesium doesn't have great strength or resilience. Thin, like a bike wheel, would be too brittle. It's good for thick chunky things like, for instance, an old VW engine block. I'm kind of surprised they ever used them for car wheels...they tended to break catastrophically if hit too hard.
Magnesium is still the flavor of choice in the premier class of motorcycle racing. And those puppies take some hammering.