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This support is characterised by its advanced ergonomics and reliability. The use of flexible production systems allows the creation of specific chair back support. Another ergonomic factor is the no lever height adjustment which is covered by an international patent. Extreme reliability for passing the most heavy tests is achieved by use of the special steel structure.


    Center-to-center distance between backrest holes: 100×60 mm and 100×30 mm

    Height-adjustment stroke: 60 mm

    Height adjustments position: 10 UP-DOWN

    Construction of the blade in special steel

    Easy adjustment from seated without levers

    Reverse-version for backrest assembly behind the support (item 7355-20 and item 7835-20)


    Heights, angles, depths (see pictures A, B, C) can be customized

    Customization of the hole for mechanism connection available



    • EN1335-3/2000, par. 7
    • ANSI-BIFMA X5.1 - 1993/5
    • ANSI-BIFMA X5.1 - 1993/11
    • ANSI-BIFMA X5.1 - 1993/16


  1. To raise the back: pull the back up to the desired height
  2. By lifting the back beyond its last position you can bring it back to its lowest position

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