S 101 Silence GTI
| Caliber | Length of twist mm | Length of twist Inches | |
| .222 Rem. | 254 mm | 10,0″ | |
| .223 Rem. | 254 mm | 10,0″ | |
| .243 Win. | 254 mm | 10,0″ | |
| .270 Win. | 254 mm | 10,0″ | |
| 7×64 | 220 mm | 8,7″ | |
| 6,5×55 SE | 220 mm | 8,7″ | |
| 6,5 PRC | 203 mm | 8,0″ | |
| 6 XC | 203 mm | 8,0″ | |
| 7mm-08 | 241 mm | 9,4″ | |
| 6,5 Creedmoor | 203 mm | 8,0″ | |
| .308 Win. | 279 mm | 11,0″ | |
| .30-06 Spring. | 279 mm | 11,0″ | |
| 8×57 IS | 240 mm | 9,4″ | |
| 8,5×55 Blaser | 305 mm | 12,0″ | |
| 9,3×62 | 360 mm | 14,2″ | |
| 7mm Rem. Mag. | 241 mm | 9,4″ | |
| .270 Win. Short Mag. | 254 mm | 10,0″ | |
| .300 Win. Mag. | 279 mm | 11,0″ | |
