Description Description Hide Show Moving and adjusting your boat fenders is made simple with our clip-on Quick Tenders. Perfect for docking, this simple and effective fender adjuster uses our unique line-gripping design. Folbe Quick Tenders are strong and durable and work with virtually any type of line. RAIL SIZE BEST FIT LINE DIAMETER 1″ 1 rails (25 mm), but will fit on smaller rails. Works best with 5/16-7/16 lines ( 8mm-11mm). 1 1/4″ 1 (30-32mm) round rails or 1″ square tubing. Works best with 7/16″” to 1/2″” in diameter (11mm-13mm). Features: Excellent marine material is very durable and won’t discolor. Very easy to use and simple to adjust. Can hang them on many things from cleats to window frames. Comes in a set of 2. Works with virtually any type of line. Made in USA.”