The Wiper | Rotary Transmission (VKL 75) is the OEM rotating wiper drive shaft for VKL series wiped-film distillation systems, transmitting rotational power from the drive motor to the internal wiper basket. Precision-balanced and manufactured to VTA OEM specifications, it ensures smooth rotation and long seal life. An essential replacement part for maintaining reliable wiper operation in VKL 75 and VKL 70-5 distillation systems.