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Step 3. Install the seat cushion adjustment tube
Required accessories: seat cushion adjustment tube (4) (see figure below)
Locate the seat cushion adjusting tube (4) and unscrew the L-shaped quick release (22)
counterclockwise. Insert the seat cushion adjusting tube into the frame as shown in the figure, adjust it
to a position suitable for its own height, and then tighten the L-shaped quick release clockwise.
Summary of Contents for Pro-R
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