Quote:
Originally Posted by Trap63
Most of light pulley are made from T6061 aluminium see wiki for techs....but only Laile and Buddy are made from A7075 aluminium, the better alu as stress resistance power and strenght.
So when you buy these items see with attention to specs. Sometimes you pay too much for T6061 that is under A7075 aluminium quality.
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Allegedly these are made of a7075 aluminum. But I'm sure the only way to truly test this is to have them tested in a lab.