Specification

F
G
12
Step
6
6.1 Attach E to B/C/M/U and F to A/M
with .
6.2 Then attach E to G and F to H with .
X 6
X 3
1
4
1
4
4
6.1
6.2
A
B
C
D
H
F
G
E
G
E
E
C
U
U
M