The Cortland Crown Extra Spool 3/5 is an optional accessory useful and precious to use in combination with the Cortland Crown Reel 3/5. By preparing a series of extra spools, it is possible to always have different fly lines loaded and ready to use in fishing, at an extremely low cost. Cortland also offers a wide range of backing in different colours, including the Backing Fairplay, the Micron Backing, the Gel Spun Backing. Different technologies to satisfy every fishing need. Made in the USA.