The rotary cylinders of the 69 Series are available in seven different bores from 32 to 125mm and in order to satisfy a large range of operational requirements, they are available in two different versions, one with male pinion and one with female. As a result of their design and the materials used, these cylinders can be used in extreme conditions with optimum results. On the heads there is a screw which allows rotation to be adjusted by ± 5°.