Four-legged base of tubular steel, diameter 25 x 2 mm, black or chrome. Equipped with anti-tip safety advice. Folding footrests of PUR foam, adjustable in height and direction. Locking nut or SERVOLIFT® seat height adjustment. Position-tilting seat possible. Seat and backrest of laminated beech veneer come in natural or stained, finished with clear DD lacquer. In the upholstered seat version, the round seat with ventilation holes is standard, non-swivel, with a notch integrated for right leg in PU foam upholstery. Backrest is adjustable in height and angle and is covered with black plastic. Seat height: 760 - 910 mm, seat diameter: 420 mm, weight: 16.0 kg.