Alvin

STRUCTURE
Seat shell in beech 15 mm thick
Back shell in beech 18 mm thick
3D armrests, soft-touch polyurethane finish, height-adjustable 65 mm

FILLING
Form-stable foam composed of differentiated multi-resins
SEAT
Density: 50 kg/m3 and thickness: 60 mm
BACK
Density: 40 kg/m3 and thickness: 40 mm (rear, thickness 10 mm)

COVERING
Black imitation leather

MECHANISM
Synchronized, 4-position lockable mechanism, made of pressed aluminum and steel.
Seat elevation by full-height lockable gas lift with 28 mm diameter insertion head
Lift XIEQIANG, class 4.
Tension adjustment by knob.

PARTS
5-branch star in chromed aluminum, diameter 70 cm.
Reinforced copolymer castors, double rollers with zinc-plated steel pivots, diameter 11 mm.