9
4. Orient the Crossbar (5) as shown.
Attach the Crossbar (5) to the Left Upright (2)
with two M10 x 70mm Bolts (19), two M10
Washers (17), and two M10 Locknuts (16); do
not tighten the Locknuts yet.
Attach the Crossbar (5) to the Right Upright
(1) in the same way.
4
5
5. Have a second person hold the Backrest Frame
(6) between the Left and Right Uprights (2, 1).
Attach the Backrest Frame (6) to the Left Upright
(2) with two M10 x 70mm Bolts (19), two M10
Washers (17), and two M10 Locknuts (16); do
not tighten the Locknuts yet.
Attach the Backrest Frame (6) to the Right
Upright (1) in the same way.
19
17
16
16
1
2
5
19
19
17
16
16
1
2
6