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4U

kit 230-M

S.I. Design

Task chair with mesh backrest and adjustable lumbar support, ANSI-BIFMA X5.1-2011 compliant.

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Mesh backrest with lumbar support with mesh “4U”
Sliding outer seat, 60 mm stroke “4U”
Plywood inner seat with 6 t-nuts M6 “4U”
Injected polyurethane foam seat th. 40 mm, d. 52 kg/m3 “4U”
Pair of 3D adjustable armrests, 100 mm stroke, 60 mm sliding, 30° rotation, PU pad “4U”
Self-adjusting synchro mechanism 870 nylon with 5 locking positions and antishock
Black gas cylinder ø50 mm, h. 230 mm, c. 130 mm, t. 70 mm
Base ø700 mm, cone ø50 mm, pin ø11 mm “QUADRA”
Ring ø50 mm for base “QUADRA”
Set of 5 free castors ø65 mm, pin ø11 mm