I probably need a longer than average seat post for a bicycle.

Many are aluminum, or aluminum alloy. Others are steel. Can aluminum
alloy be as strong as steel? Man, it's steel. It's what the
Pittsburgh Steelers are made of. **

What do you folks know about this?


OTOH, look at this one, designed by Leonardo daVinci.
https://www.amazon.com/Fenix-Cycles-...MN/ref=sr_1_20



**Or is this a plot to Stop the Steel?