Other options Extended gas spring (KGAS80: sitting height 480–670 mm) Styling: polished finish on selected elements.

Padding Polyether. Headrest Options: gradually adjustable for height, depth and angle. Options: polished headrest post.

Back Adjustable backrest height, adjustable backrest angle. Options: Soft-version with extra padding. Contrasting upholstery Motif and Contour.

Seat Adjustable seat angle with forward position, adjustable sitting height (gas spring), adjustable seat depth. Options: Soft-version with extra padding. Contrasting upholstery Motif and Contour.

Mechanism Plus[8] with Synchron-mechanism: When tilting the chair, the back is angled more than the seat at a ratio of 1:1.5, lockable tilting movement in any position, adjustable tilting resistance. Options: The SafeBack® function. Plus[6] with FreeFloat-mechanism: The seat and back move independently of each other, lockable function in any position, adjustable tilting resistance. Options: The SafeBack® function.

Five-star base Silver grey aluminium five-star base with 5 castors for hard and soft flooring. Options: polished aluminium five-star base or black plastic five-star base and glides.

Armrests Options: type 2 with armrest pad; 240 x 90 mm in black polyurethane, adjustable in height (190–300 mm) and width (395–510 mm). Options: type 4 (dynamic) with armrest pad 250 x 110 mm in mtrl TechnoGel®, adjustable in height (200–300 mm), width (395–515 mm), depth (100 mm) and angle (15°).