The Vevor boat seat pedestal is designed to provide stable, adjustable seating for a wide range of marine applications. Its height adjusts from 12.76" to 18.7" to help improve comfort and visibility while boating or fishing. Built from heavy-duty aluminum alloy, it is made to resist water, corrosion, and outdoor wear. The pedestal features pre-drilled mounting holes for easier installation and is compatible with many common boat seats. It can also be used with a compatible slider base for added seat movement flexibility.