Originally Posted by Michael Heer
Correction: The mSR and the 120 SR have the flybar set at 45 degrees. The larger SR has it set at the more traditional 90 degree setting. I will try and have the main article corrected on that point. My apology. Mike Heer
The MSR and 120SR have a head that's offset 45° from the swashplate, the flybar is still at 90°. There's a considerable difference in gyroscopic precession and phasing between a 45° head and 45° flybar.