Integrated anti-twist protection [+]
The integrated anti-twist protection ensures the translatory movement of the spindle. It facilitates assembly and enables the use of compensating elements, as no external anti-twist protection is required via the application.
The integrated anti-twist protection ensures that torques are not transmitted to the application. The load on the guide systems is lower.
![]()  | No translatory spindle movement due to lack of anti-twist protection Anti-twist protection is always mandatory to ensure translatory movement of the spindle. 
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Notice  | |
Defect due to unsecured end positions Moving the electric cylinder without secured end positions leads to a defect in the product if the end positions of the spindle are exceeded. Electric cylinders without integrated anti-twist protection [+] do not have a factory-set end position safety device. 
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Notice  | |
Defect due to unsecured end positions during homing Moving the electric cylinder without secured end positions leads to a defect in the product if the end positions of the spindle are exceeded. 
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![Integrated anti-twist protection [+] 2:](safety/notice_bk_infosymbol.png)