Scientific Anglers Sonar Sink Tip Fly Line Overall Length: 105 ft Fly Line Weight: [WF5] 140 grain, [WF6] 160 grain, [WF7] 185 grain, [WF8] 210 grain, [WF9] 240 grain Fly Line Style: freshwater Fly Line Type: sink tip Sink Rate: [type III] 4.25 ips, [type IV] 5.25 ips, [type V] 6.5 ips