Task chair FULKRUM, black. The seat is covered with polyester fabric, 50 000 Martindale's. The backrest is covered with polyester mesh fabric which ensures good ventilation. The frame is black and silver. The auto tilt-tension synchronized mechanism self-adjusts recline force to user’s weight. Adjustable lumbar support. Pneumatic seat height adjustment. The armrests are made of black plastic, depth and angle adjustable. The height of the armrests is adjustable 20-30cm. Adjustable head rest height. Black 5-prong plastic base, D70cm. Plastic castors, 50mm. The overall dimensions of the chair are 62x70xH114-129cm. Height 114-129cm, seat height 41-51cm, seat depth 41-48cm, seat width 48cm. Weight limit 120kg.