2. Screw casters (part 6 and part 8) into lower
end tube assembly and tighten with wrench
(Part 9).
3. Insert upper end tube assemblies (part 2) into
upper tube assemblies (part 1). Adjust to size of
clamp being used. Fasten four knob screws (part
7) into upper tube assembly (part 1).
4. Slide upper frames into lower frames. Adjust
to size of clamp being used and fasten two knob
screws (part 7) into lower tube assembly.
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