Task series that come with two different, height-adjustable backrest sizes (H 40 cm and H 52 cm). Rear of backrest and seat fitted with plastic, shock-proof outer shell. Standard fittings: SY6 Synchro or with optional SLY6 (seat slider), or PC1 mechanism, with adjustable inclination of backrest only. Available with a range of adjustable or fixed armrests. Ø 70 cm base in Nylon or polished aluminium.