Vitra.

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Office swivel chair meeting EN 1335 and BIFMA standards. Synchronous mechanism with large opening angle, individually adjustable to the weight of the user and lockable in the upright position. Continuous seat height adjustment via safety gas spring. Adjustable seat depth. Back support with integrated height-adjustable lumbar support. Aluminum backrest frame with optional polished or powder coated basic dark finish. Seat and backrest cushion of polyurethane foam, fabric-coated, Skin quality (three-dimensional spacer fabric). Clima Seat as an option. Optionally with height and width-adjustable armrests or 3D width, depth and height-adjustable armrests with 360° rotating support. Polyethylene integral foam armrest support in basic dark. Base frame of glass fibre reinforced polyamide in basic dark or polished aluminum diecast. Five star base with hard casters for carpets or soft casters for hard floors (60 mm diameter). Spiro bears the ergonomic seal of approval from the LGA Nuremberg.

		Article no.
without armrests, plastic base	945-1075 x 510 x 565-830 mm	417 030 01
without armrests, aluminium base	945-1075 x 510 x 565-830 mm	417 030 11
with armrests, plastic base	945-1075 x 510 x 565-830 mm	417 031 01
with armrests, aluminium base	945-1075 x 510 x 565-830 mm	417 031 11
with 3D-armrests, plastic base	945-1075 x 510 x 565-830 mm	417 032 01
with 3D-armrests, aluminium base	945-1075 x 510 x 565-830 mm	417 032 11