
Step 1
B (X1) H (X1) ⑧ (X1) (X3)
H
H
H
B
B
1
2
3
Insert part H into part B’s slot first,
then make sure it can slide
backward to the full extent.
Note: The triangularly marked spots on
parts B and H should be on the same side.
12
8
12
4
Assembly steps