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 with black gaslift 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 BIO 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 Assembly_X.pdf Manual_X.pdf Manual_X_Epron.pdf