Specs for Wilson Ultra 103S
| Strung weight | 10.8oz / 306.17g |
| Balance | 1 pt Head Light |
| Head size | 103 sq. in. / 664.51 sq. cm. |
| Stiffness | Very high - 85% (72 RA) |
| Recommended tension | 50-60 pounds |
| Swing weight | 324 kg · cm2 |
| String pattern | 16 Mains / 15 Crosses Mains skip: 7T,9T,7H,9H One Piece No Shared Holes |
| Length | 27.25in / 69.22cm |
| Beam width | 25.5mm / 26.5mm / 25.5mm / |
| Composition | Carbon Fiber |
| Power level | Medium |
| Stroke style | Medium-Full |
| Swing speed | Medium-Fast |
| Colors | Blue w/Yellow, Silver & White |
| Grip type | Wilson Sublime |