DS Produkte Z 00161 Mode D'emploi page 26

EN 26
Step 2:
Use the cup square screws (27), the curved washers (6) and the cap nuts (23) to screw
the cross bars (25) to the front and rear of the main frame (1).
Step 3:
Use the internal hexagonal screws (35) to attach the curved bar for the knee cushion
(33) onto the slide.