Seachoice Pontoon Fender Adjusters allow you to quickly and conveniently attach docking fenders. These adjusters clip securely to 1 inch or 1-1/4 inch square tubing rails to allow for the simple, frustration-free adjustment of the height of your docking fenders. The adjusters can be repositioned easily. Made of durable plastic, the built-in holes accommodate up to 3/8 inch diameter pontoon lines. 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.