Parts list: № Number Qty Name Options 1 R277745 1 Plate 2 37M7089 9 Screw M6 X 12 3 RE46685 1 Fitting Plug 4 51M7043 1 O-Ring 15.300 X 2.200 mm Next page: ST754939 Armrest Substrate Assembly, ActiveSeat™, Leather ST720576 Seat Bearing Roller, Suspension Renew Kit ST783634 Passive Seat Suspension ST754481 Passive Seat, Fabric, W/O Tilt and Extend ST754638 ActiveSeat™, Fabric, W/O Tilt and Extend ST434766 ActiveSeat™, Suspension