Rock empire
| Veľkosťi | Veľkosť výrobca | Range min/max | Váha | Sila |
| 1 | 0,25 | 12-16,5mm | 68g | 7 kN |
| 2 | 0,5 | 14-20mm | 72g | 9kN |
| 3 | 0,75 | 17-24mm | 76g | 10kN |
| 4 | 1 | 18,5-30,5mm | 82g | 11kN |
| 5 | 2 | 21-35mm | 96g | 11kN |
| 6 | 3 | 26-44,5mm | 102g | 12kN |
| 7 | 4 | 33-55mm | 138g | 12kN |
| 8 | 5 | 43-70mm | 162g | 12kN |
| 9 | 6 | 55-89mm | 214g | 12kN |
| 10 | 7 | 72-113mm | 258g | 12kN |
| 11 | 8 | 90-140mm | 316g | 12kN |