⑨
Fix the assembly with screws and allen
wrench.
⑪
Drill holes with drill bit (ø 14mm).
⑬
Fix the base assembly with nuts
securely.
⑩
Use the base plate as the template, then
mark the drilling position with marker.
⑫
Insert anchors into holes.
⑭
Use the connector to join the 2 main
tubes together.
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