Attach Seat Back Attach screws to secure seat back to seat carriage using a Phillips screwdriver. Item Description Qty. 1 Seat Back 1 2 SCREW, CR. RE. PAN HD, M6*1.0-55 4 3 WASHER: M6 X 16 X 1.5, FLAT, BLACK 4 4 Seat Carriage 1 1.6 ft-lb / 2.2 Nm Parent topic: Assembly Procedure