This is an excellent solution for your boating needs. This product is great for use in all marine applications. It will satisfy the needs of both pleasure boat enthusiasts and ambitious yacht owners. Constructed from top-notch materials to withstand punishing marine conditions, it will provide proper and secure mounting of your boat seat and ensuring reliable function. Features Jon boat seat clamp adjusts from 8 in. to 20.5 in. to fit most bench seats E-coated steel to resist corrosion Built to provide secure, hassle-free boat seat mounting Will help bring your seat to its tip-top functionality Designed to help you get the job done quickly and easily Sturdy construction built to handle harsh marine conditions Specifications Adjustable Size: 8 in. to 20.5 in. Finish: E-Coat