I just strung a head radical after string the mains it was compressed 5/16" stringing multi @ 56 lbs. After string the poly crosses @ 53 lbs it finished up 1/16" short. That is with normal tightening of the racket without stretching the frame to begin with.
When you're dead you don't know you're dead. It's the same way when you're stupid.
Balance - 31.0 cm, Weight - 358 g, SW - 346 Kgcm^2