MDK Office Chair IF102. Armrest: Height Adjustable. Type of Feet: Starbase, Plastic. Number of Castors: 5. Chair Type: Ergonomic Office Chair. Recommended Use (Maximum): 8. Bearing Capacity (Maximum): 145. Material: Mesh, Plastic. Type of Mechanism: Synchro Tilt. Seat Depth Adjustment: Yes. Seat Angle Adjustment: No. Self-Assembly: Yes. Lumbar Support: Yes. Seat Depth: 510 mm. Height Back Rest: 550 mm. Width Backrest: 460 mm. Seat Width: 480 mm. Seat Height Adjustment (Maximum): 545 mm. Seat Height Adjustment (Minimum): 450 mm. Colour: Black, Blue.