Manopola di regolazione 30 - 90 con perni De Dietrich 85595507

This adjustment knob with a 30-90 range and pins is designed for precise control settings on heating equipment. The numbered scale allows for easy selection of desired positions, while the pins ensure secure attachment to the control shaft. Ideal for boilers and burners, this knob is a practical replacement for worn or missing controls, restoring ease of use.