More than a "normal" gas pressure column... the new "X-Line series".

The new X-Line series makes a clear step towards more quality, more reliability and more comfort - proroll has redeveloped the gas pressure column

Gas springs from proroll - for comfortable and long-lasting height adjustment of swivel chairs

All articles of the X-Line are spring-locked gas springs, which were developed for the stepless adjustment of the seat height in office swivel chairs, work chairs, armchairs and stools.

Advantages of our gas springs:

  • Gas springs for swivel chairs in different lengths and with strokes from 50 to 300mm always available from stock
  • Also permanently available: rotatable or anti-twist gas pressure columns and special designs
  • Complete columns with different standpipe variants 5-year warranty - best service life and durability
  • Class 4 for highest quality for all columns - tested and certified by TÜV and Bifma

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Chair base production at the production partner. Take a look inside the production...


Production of the new X-Line gas pressure columns. View into the production...


Advantages of the new X-Line gas pressure column generation. View the 10 most important advantages...


View into the QA Center during the endurance test of the X-Line gas pressure columns. Setting up 100,000 cycles