Frame consists of aluminium five-star foot and gas spring with plastic cover.
Seat shell of beech plywood with anti-slip varnish and visible seat attachments. Optional firm all-round upholstery.
Features and options. Glides for hard and soft floors or universal glides (2K). Stepless gas-spring height adjustment. Optional
particularly ergonomic 3-D rocking mechanism.
Following materials are available: Frame = M1,2; Seat/Backrest = H1,2; Upholstery = S16,17,22-26,28-31,36,37.