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Product Description The requisites of the A 4000 line protect the user from the serious problems improper seating can cause. A 4000 provides excellent lumbar and dorsal support, both adjustable. The A 4000 seat is adaptable to the anthropometrical parameters of the individual thanks to adjustment in height and depth of the seat and armrests. The backrest is discontinuous and embracing, sustained by a spine in oval piping made of chrome-plated steel, along which two mechanisms make the position height adjustable. The seat is upholstered in undeformable polyurethane foam free of freon. Armrests in black thermoplastic material and structure in chrome-plated steel. Revolving base with 5 spokes in die-cast polished aluminum on wheels or runners

Base materials and finishings Revolving base with 5 spokes in die-cast polished aluminum on wheels or runners.

Structure material and finishings Backrest rod in oval piping made of chrome-plated steel.

Stuffing material Backrest consisting of 2 upholstered elements in undeformable polyurethane foam free of freon.

Cladding types Fabric

Customizable Yes

Wheel types and characteristics Wheels for carpeting or hard floors

Chair height regulator Yes

Regulating systems Synchronlamm seat and back have synchronized and self-regulating tilt, proportional to the weight of the person seated, with the possibility of regulation of the intensity of tilt. Gas seat raiser.

Seat dimension Width 46 / 51; depth 53 / 57 cm.

Back rest dimension Height 115 / 124 cm.

Armrests Yes. Adjustable height.

Stackable no

Parts substitution Yes

Conformity to rule 626 SI

Dimensions of shown product Base diameter 70, seat 70 / 75 x 65 / 69, height 92 / 101 cm.

Product guarantee 5 Years

Production guarantee 10 years

Place of production San secondo Parmense (PR)

Product environmental compatibility Yes

Reciclability % 50 %