I have 4 Head Graphene Extreme Pro - In 8.5-9/10 condition. Used by a player on the ATP tour and was a gift.
| Head Size | 100 |
| Length | 27 inches |
| Weight | 11.1 (Unstrung) |
| Balance | 7 pts HL |
| Swingweight | 323 |
| Stiffness | 69 |
| Width | 24/26/23 |
| Composition | Graphene |
| Power Level | Low-Medium |
| Swing Speed | Medium-Fast |
| Grip Type | 4 3/8 |
| String Pattern | 16/19 |
| Tension | 50 |
