knows that comfort is important in marine seating. Whether behind the wheel for long passages in rough water; dropping a line in a quiet creek; or anywhere in between, offers a wide range of configurations and options. Features Jon boat seat clamp adjusts from 8 to 19 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 19 in.