Originally Posted by T-Vex
MgR/I for my racket is 33.2
0.360 kg strung weight (with overgrip and dampener)
31.9 cm balance point
340 kg/cm2 rated swingweight
And btw I have a double-handed backand!
That comes out to MgR/I = 21.10 and MgR'/I' = 22.74 with the formula I've been using. Would someone else mind confirming which one of these is right?