Acrylic mesh and textile PU foam 25-40 kg/cu.m. Plastic armrests Tilt control mechanism with locking position 5-star nylon base Non monolith frame Seat 360° swivel Gas lift Germany DIN 4550 3rd class Castors BIFMA 5,1 standard (US). Rod diameter 11 mm 30,000 Martindale Recommended maximum load 120 kg with 2 years warranty Your Price: 130,40 €