9
x2
1922
171718
1717
20
19
21
x2
1922
171717
171719
19
21
4/21
9
10
11
10
12
11
12
13
12
15
13
14
16
14
16
16
16
171719
1717
20
All screw holes of this product have reserved holes.
Please install hardware components in the correct
reserved holes according to the figure and written
instructions. Do not open the holes by yourself.
