A round base with a 3D movement element that encourages continuous posture variation, keeping muscles active and supporting natural back stability.

Knee tilt mechanism with adjustable weight setting. Suitable for large seats. 

Tilt mechanism with single-lever adjustment for both the height- and seat angle adjustment. 

Aluminium tilt mechanism with steel mountingplate.  

Steel mechanism with rubber part, which makes dynamic seating possible.

Mechanism with synchron movement for the back- and seat angle. The back pressure of the backrest can be adjusted to the body weight.