Collection Office Office chairs Therapod X2 with BIO seat soft in fabric Mirage black #7000190C Options 80mm gaslift for matching base Armrests with 360° pads Black nylon design base FN345 Closed multifunctional castors Donati D109 mechanism with automatic weight adjustment and seat angle adjustment Epron RV mechanism with Quick adjustment weight adjustment Epron RV+ mechanism with Quick adjustment weight adjustment, and 8° independent backrest adjustment Hard XL seat in fabric Mirage 651 black Soft XL BIO seat in fabric Mirage 651 black Tension mechanism with weight adjustment, seat with negative tilt 3° and 0° Tension+ mechanism with weight adjustment, seat with negative tilt 3° and 0°, and 8° independent backrest adjustment Downloads Manual_X.pdf Assembly_X.pdf Manual_X_Epron.pdf