Reduction Gear Boxes – Reducer Gearboxes (VARIABLE SPEED DEVICE) GONG TZYH TK-VB quality products imported from Taiwan. Available for use by all eight models with capacities ranging from motor 1/2 – 15 HP.
| Model. | Number. | Power (HP) | Input shaft (mm) | Output shaft (mm) | |
| TK-VB | 50 | 12 | 0.5 | 12 | 17 |
| 60 | 15 | 1 | 15 | 22 | |
| 70 | 18 | 2 | 18 | 28 | |
| 80 | 22 | 3 | 22 | 32 | |
| 100 | 25 | 5 | 25 | 38 | |
| 120 | 30 | 7.5 | 30 | 45 | |
| 135 | 35 | 10 | 35 | 55 | |
| 155 | 40 | 15 | 40 | 60 | |
