Tight and secure: The new Parallel-Slide lightweight hardware by Gretsch-Unitas

Tight and secure: The new Parallel-Slide lightweight hardware by Gretsch-Unitas The new PSL by Gretsch-Unitas is an extremely tight Parallel-Slide system that is particularly suitable for high buildings requiring a high degree of tightness. The PSL strikers secure the frame cams in all important positions. The frame cam is in the secure position in the striker not only in the closed position but also in the ventilation position.

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