From the look of it, it's probably steel.
Edit - they're steel, just read a customer's review about how diffcuilt it is to cut the length (alu are much easier to cut and bend).
@edscoble started
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From the look of it, it's probably steel.
Edit - they're steel, just read a customer's review about how diffcuilt it is to cut the length (alu are much easier to cut and bend).