Medium-high backrest with plastic outer shell. Molded foam unglued. height adjustable by push button. integrated lumbar support - Sliding seat adjustable in depth by 6 cm - Comfort synchronous mechanism with linear movement and large opening angle - Seat inclination adjustable - Backrest pressure adjustable from 45 - 120 kg with side hand crank - Operating elements arranged on the side and can be pulled out - Height-adjustable safety gas spring - Integrated depth suspension - Changeable backrest upholstery; interchangeable Seat cushion with quick lock - Cover 100,000 rubs - Glass fiber reinforced plastic base, black with metal cone and rollers - Black plastic armrest. tool-free height (10 cm) and width adjustable (5 cm) with PA edition - Seat height : 42 – 55 cm. Seat width : 46 cm. Seat depth : 40 – 46 cm - Backrest height : 54 – 61 cm. backrests width : 42 cm - Total height : max. 118 cm - Free delivery / German border