Hyper Hammer 53 Stretch OS
Spec sheet
How it compares
- Lighter than 99% of the adult rackets in the catalogue.
- Stiffer frame than 94% of the adult catalogue.
- Bigger head than 92% of the adult catalogue.
Specifications
| Head size | 110 in² |
|---|---|
| Weight (unstrung) | 255 g |
| Weight (strung) | 255 g |
| Swingweight | 301 |
| Stiffness (RA) | 70 |
| Balance | 375 mm |
| Beam width | 26 mm |
| String pattern | 16x20 |
| Length | 27.5" |
Calculated indices
These are indices calculated from the manufacturer's specification — weight, balance, string pattern. We have not tested this racket on court.
- Power85
- Control43
- Comfort61
- Spin85
- Manoeuvrability62
- Stability51
- Arm friendly64
- Forgiveness84
String tension
The manufacturer recommends 55 to 65 lbs (24.9–29.5 kg).
String tension →Price
We do not list prices: TennisRank does not sell rackets and has not confirmed values.
This page is about equipment, not health. Persistent pain in the arm, elbow or wrist is a matter for a health professional.
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