Scientific Anglers Frequency Magnum Fly Line delivers large dry flies, streamers and split shot with ease. Weighted a half-size heavy to load fast-action rods. Advanced Shooting Technology sets a new standard for slickness, allowing your line to shoot virtually friction-free through the guides for farther casts and increased line speed. Braided multifilament core combines sensitivity with hooksetting power in cool to moderate temperatures. Welded loop. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Fly Line.