Originally Posted by CW4
My blades finally arrived today. I ordered a set of 4 matte black 600mm for my Apache. My first thought was, "man, these things are narrow!" I was expecting them to be a bit wider chord-wise. I'm flying at 5,400 ft MSL, so I need all the lift I can get. Not sure how these will perform at altitude.
And then I began to exam them closely, and discovered one of the blades had a bubble on both sides.
Not sure what to do about that, but it's pretty disappointing.
if you want to try my SM 6504 blades i can offer you a compare with that narrow blades . my blades also narrow but hot that exteme! and i am semi=symmetical air foil . if you say yes , i 50% less offer you .pm me