Product Options Explained
Explore the available BIOSWING product options and discover how different configurations influence comfort, ergonomics, and functionality. Understanding these choices helps you select a chair that best matches your individual needs and working style.
Armrests
Adjustable height 1F
The armrest 1F has one function: it allows individual height adjustment. (The width of these armrests can be adjusted with a tool.)

Armrest 1F square with leather
(Series 4-6)

Armrest 1F square with leather
(Series 4-6)

Armrest 1F PUR long
(Series 2-3)
Multifunctional 4F
The 4F variants have four functions: they allow height, width and the depth can be adjusted individually and are reversible.

Armrest 4F square with leather
(Series 4-6)

Armrest 4F PUR square
(Series 4-6)

Armrest 4F PUR long
(Series 2-3)
Multifunctional 3D

The multifunctional 3D armrest offers numerous adjustment options:
Thanks to the two different turning points of the cushion, the armrest can be moved almost to any desired position. Thanks to the possibility of turning in the back at the turning point, the armrest can be moved back 180 degrees using the release button rotate, so work with a tablet or smartphone can also be done perfectly with armrests. Thanks to the ease of adjustment, the armrest quickly follows other positions, The multifunctional 3D but is less suitable if you want to support yourself while standing up.





Seat tilt adjustment and pelvic balance

Seat tilt adjustment with gas spring
With seat angle adjustment the front edge of the seat surface can be obtained using a gas springcan be lowered smoothly by +4° to -6°. The gas spring offers the option either lock the seat at any angle position or release it so that if put pressure on the front of the seat, it moves along with it. To adjust its tilt the pivot point is located at the back of the seat surface in a third (see figure).

Pelvic balance
The pelvic balance device (VT) allows automatic adjustment of the seat surface according to the posture of the sitting person to changes. This is possible under the seat surfaceelastic bearing in the middle. Seat tilt it is possible to change from +2° to -6°. That elastic movement is usually considered very pleasurable and cannot be stopped. Some havehowever, the person has the feeling that they are “sliding”, therefore it should be consulted to consider. As the chair tilts as a whole, it follows the tilting movement of the backrest and thus preserves contact with the back.

Combination: Seat tilt gas spring + pelvic balance
In the opposite case, if the open seat angle much is desired to increase the effect forward tilt, gets two of them the mechanism also combine which then allows up to -12° size maximum slope. This combination comes standard with 4. up to 7 Series models best sellers versions. (A platter is available if desired cancel the balancing device option when ordering. VT cannot be used with 24-hour versions.)
Castors

Soft (Standard)
Recommended for: Hard floors (parquet, laminate, tiles, stone, linoleum, vinyl).
Why choose: These castors are coated with a soft polyurethane layer. They provide better grip, prevent the chair from rolling away too easily, and most importantly, protect your hard flooring from scratches and wear. They are also significantly quieter on hard surfaces.

Hard (Standard)
Recommended for: Soft floors (carpeting, rugs, felt flooring).
Why choose: These castors are made of solid, hard plastic. They are designed to glide easily over textile fibers. A hard wheel won’t “sink” into the carpet, making it much easier to move and reposition the chair without resistance.


