Springfield Spring-Lock Stainless Steel Post 15-1/2"

Spring-Lock™ works with a locking latch that extends from the pedestal post
When Spring Lock's push button activator is depressed, the latch unlocks and allows removal of the post from the base.
Fixed length 15-1/2"
All parts interchangeable with similar pedestals that incorporate a 1.77" post and a plastic base.