5
Figure 3
A – Middle frame
B – Lower frame
Figure 4
A – Joint fixing T-bolt
B – Washers
3. Connect the upper frame to the middle frame in the same
way as described in step 2. Use the joint fixing T-bolts,
washers, and knobs to secure the connection on both sides
(Figs. 6 – 8).
Figure 5
A – Joint fixing knob
B – Washers
Figure 6
A – Upper frame
B – Middle frame
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