| Stefan added a stringing of HEAD Hawk Touch 17 to HEAD Gravity MP 2021 about 11 hours |
| Stefan added racket HEAD Gravity MP 2021 about 11 hours |
| Leibnitz added a stringing of Weiss Cannon Blue Rock N Power (1.20) to Wilson Pro Staff 90 about 1 month |
| Leibnitz added racket Wilson Pro Staff 90 about 1 month |
| Leibnitz added a stringing of Weiss Cannon Ultra Cable 17 (1.23) to Wilson Pro Staff 6.0 85 about 1 month |
| Leibnitz added racket Wilson Pro Staff 6.0 85 about 1 month |
| New frame Babolat Pure Aero Rafa addedabout 1 month |
| New frame HEAD Gravity Lite 2021 addedabout 2 months |
| New frame HEAD Gravity MP 2021 addedabout 2 months |
| New frame HEAD Gravity S 2021 addedabout 2 months |
| New frame HEAD Gravity Pro 2021 addedabout 2 months |
| New frame HEAD Gravity Tour 2021 addedabout 2 months |
| New frame Yonex VCORE Feel addedabout 2 months |
| New frame Yonex VCORE Ace addedabout 2 months |
| New frame Prince Legacy 120 addedabout 2 months |