Kingpin Swivel with Spring Zinc Plated

360-degree swivel includes spring.

Size: 7" X 7" 

Spring adds approx 1.5" to your overall height

This seat mount fits into the top of the post which creates the Hi Position or directly into the base which creates the Lo Position.

 Rated:  B (designed for occupancy only at boat speeds not exceeding 5 miles per hour)