Серия: Ч-xxx (Ch-xxx) [червячный одноступенчатый]
| Name | Nom. torque at the output. shaft, N*m | Gear ratio | Total center distance, mm | Weight, kg |
| Ч-100 (CH-100) | 462 | 8; 10; 12.5; 16; 20; 25; 31.5; 40; 50; 63; 80; | 100 | 55 |
| Ч-125 (CH-125) | 750 | 8; 10; 12.5; 16; 20; 25; 31.5; 40; 50; 63; 80; | 125 | 86 |
| Ч-160 (CH-160) | 1450 | 8; 10; 12.5; 16; 20; 25; 31.5; 40; 50; 63; 80; | 160 | 166 |
| Ч-80 (CH-80) | 250 | 8; 10; 12.5; 16; 20; 25; 31.5; 40; 50; 63; 80; | 80 | 18.7 |