Description
These gearboxes work with all Bertolini solid shaft pumps from the pump series beginning with letters TTK, KTL or KKL.
Ratio: 1:2.1
| Engine/Motor Shaft | Max. Power (HP) |
| 1″ | 18 |
| 1⅛″ | 20 |
Caution: For correct use check the rotation speed of the engine and never exceed the max. RPM rate indicated on the pump label.
