Originally Posted by willwren
ZZP'* TB (just looked at it, when did they start offering those?) is just another adaptation of what I did 2 years ago. I doubt there would be much difference between their trapezoid shaft and my double flat. If they had countersunk and used flat head screws like I did on Don'*, Boosty'*, and the other 3 of mine, they could have reduced turbulence even further.
I believe I saw your post back then. Couldn't find it though. But back to my original question. Does the TB really help with enhancing performance? And how much turbulance could really effect said performance.