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      10-13-2021, 04:03 PM   #8
Opie55
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Drives: '15 650i Convertible
Join Date: Apr 2018
Location: US

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At least on the F12 ands F13 they are steel. I wonder how it would be to roll aluminum. It behaves differently than steel and doesn't really like to be deformed. It's more difficult to do paintless dent repair on aluminum.
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