Серия: 2Ч (2CH) [червячный одноступенчатый]
| Name | Nom. torque at the output. shaft, N*m | Gear ratio | Total center distance, mm | Weight, kg |
| 2Ч-40 (2CH-40) | 31 | 8; 10; 12.5; 16; 20; 25; 31.5; 40; 50; 63; 80; | 40 | 6.5 |
| 2Ч-63 (2CH-63) | 110 | 8; 10; 12.5; 16; 20; 25; 31.5; 40; 50; 63; 80; | 63 | 13.1 |
| 2Ч-80 (2CH-80) | 210 | 8; 10; 12.5; 16; 20; 25; 31.5; 40; 50; 63; 80; | 80 | 18.6 |