Step 1

Put the plastic gasket on the top center, put the two small gaskets on the bottom of the base, insert the base screw through the bottom to the top.

Step 2

Hold the base screw and screw the tube tightly.

Step 3

All the couplers are already insert into the top of the tube. You can take out one or two according the umbrella pole size.

Step 4

Put the umbrella pole into the tube port, tighter the set screw to keep it.