BASES Platinum Aluminum Polished Aluminum Optional contrast stitching available on configurable models. Optional headrest can be added to any model. Hand adjusted lever for easy positioning. Black Halo Basic Hard Basic Soft 4 Position Synchro Lock Seat Height Adjustment Seat Depth Adjustment LOW PROFILE CONTROLS SIT-TO-STAND CASTERS STITCHING Polished with Black Arm Cap Black with Black Arm Pad Adjustable Width and Pivoting Arm Pads are optional. Polished with White Arm Cap White with Light Grey Arm Pad STATIC C-ARM ADJUSTABLE ARM Seat Height Adjustment Adjustable Arm Foot Ring Basic Caster Headrest HEADREST FOOT RING