Use the base, post & seat mount for the "Hi" position or insert the seat mount directly into the base for the "Lo" position.
Set Includes:
Post: Height: 11" (measured from deck to top of seat mount) Finish: Satin post has a threaded 3/4" pin for that extra security into the floor base Pin Length: 4"
Base: Size: 7" X 7" Finish: Satin base has a threaded 3/4" socket for your Kingpin Threaded pedestal
Seat Mount: Size: 7" X 7" Finish: E-Coated Seat mount has a Spring
PLEASE NOTE THAT THIS ITEM MAY TAKE 7 TO 10 DAYS TO SHIP