Leckey KIT User Instructions page 30

8.8. Thoracic Support
The thoracic support can be adjusted in
a number of ways: height, lateral position
and angle.
To adjust the height, remove the spine
upholstery shroud, loosen the two screws (A)
on either side of the mounting bracket, slide
to the required position and then retighten
the screws securely.
A
To adjust the thoracic support laterally or in
angle, loosen both the screws (B) on the ball
and socket joint, position the support at the
required angle or lateral position and then
retighten the screws securely.
B B