Flymen Fishing Co Chocklett's Rubber Legs Changers - Size 6 - 2 Pack - This versatile fly is effective as an imitation of many aquatic bugs and critters, including dragonfly and stonefly nymphs, and can be used to target various species, such as trout, bass, and steelhead. This fly is great for fishing well-oxygenated water. Fish it deep, dead drift and swing. The undulating articulated nymph body with rubber legs makes for a powerful fish attractor. The Rubber Legs Changer is a silver bullet for every angler's fly box.