ST Impact Multishift and Heavy Weight Executive Chair Adjustable seat height Adjustable seat and back angle Adjustable seat depth (seat slider) Adjustable weight tension Adjustable lumbar support Optional headrest Adjustable arms Moulded seat and back foam Saddle seat Double steel strengthened for both seat and back Synchron mechanism with 3 locking positions 720mm aluminium base AFRDI tested to level 6 Multi shift use 200kg Available in black only Minor assembly required Suitable for indoor use only 7 year warranty Weight limit is 200kg