[Height Adjustable]:this boat seat pedestal adjustable from 13"-19" high with 7 lock-in positions.With slider adjustment that can be moved back and forth,and allows you to quickly and easily adjust the height of the seat using a lever, which can improve your visibility and comfort.
[Stable & Rotable] :After adjusting the boat seats pedestal to a suitable height, turning the black locking knob on the adjustment lever to the right,this can prevent the seat from shaking at any height. In addition, this boat chair base has a 360 degree rotation of the lock knob, They enable you to rotate your seat.
[Compatible with all brands]:this boat seats pedestal with predrilled seat fixing holes, that fits boat seats from all brands,especially for boat chair bases with adjustable sliding plates, which have a wide range of applications.
[High Quality]:This adjustable height boat seat pedestal is made of strong and durable anodized aluminum for durability.It will not rust when used outdoors, and the pedestal seat kit provides a silver smooth surface treatment for a more beautiful appearance.
[Size Information]: Base: 9" OD w/ 3" diameter holes. 360° rotation with locking knob. Slide: 13" x 7" platform ,sliding adjustments. With 7 level height adjustments from 13" to 19"