superduke wheels, aluminium or magnesium?

only this cuestion, what is the compound of the wheels, magnesium or aluminium
i,m not sure and people asked a lot aluminium but one tell mi magnesium
so what?

where do you find the information?

thanks a lot!

hi
i live in italy and the ktm wheels as made in BREMBO
wheels are in alluminium only magnesium wheels as MARCHESINI
thanks