Once you use it, you will find the Seachoice Automatic Fender Adjuster and Holder to be an indispensable piece of equipment. It will make placing fenders a snap by eliminating the tying and untying of fender lines. The self-locking action works automatically to raise and lower the fender, and holds the fender securely in place. Construction consists of a heavy-duty vinyl strap and stainless-steel hardware, which offers excellent corrosion resistance. This fender adjuster accommodates up to 1/2 inch diameter fender line. Seachoice is committed to delivering quality marine accessories and OEM replacement parts to satisfy fishing, boating and watersports enthusiasts worldwide. Seachoice is run for and by boaters, offering a wide-ranging product line while remaining affordable.