UPDATE: The HEAD MxG racquets will be released in May! Check out this updated post with all the info about the HEAD MxG 3 and the HEAD MxG 5. You can pre-order HEAD MxG racquets at Tennis Express There are whispers on the racquet forum about a new Head racquet prototype called MXG 3. They’re also launching a new string, a hybrid, called PRIMAL. Here is the patent filed by Head, called “Power under control”. The Head prototype on paper sounds very similar to a Prince Tour 100 model, but I would guess that it will be quite a bit …
