Originally Posted by Murray Mound
But im not sure what you mean because I believe mark played ith a Hi-ten at one time.
The vortex patterns are as follows;
100- 14 x 16 strung with 16 guage
108- 14 x 16 strung with 15 guage
116- 14 x 15 strubg with 15 guage
133- 14 x 15 strung with 15 guage
Thats what probably influnced Mark to use a wider string pattern(playing with the HITEN) What i found is he had the first Wilson drilled to meet that wide string pattern then,Wilson made a racquet for him