Mastery MPX Fly Line | Scientific Anglers Size:WF4F This allows you to cast

This allows you to cast even in heavy wind and still allow your line to be controlled by the stripping basket

and the body are built on RIO's ultra-low stretch ConnectCore for the very best in control and sensitivity

D-ring for convenient hanging

*Echo has updated the new Gecko Outfits with the red handle and yellow rod

the thinner the running line

Mastery MPX Fly Line | Scientific Anglers Size:WF4F This allows you to castMASTERY PRESENTATION TAPER For years, the gold standard in the Scientific Anglers lineup was the GPX taper. From tossing small dries to slinging huge streamers, the GPX could do it all. But all good things must come to an end. Built a half size heavy, the MPX taper starts where the GPX left off. Redesigned with more mass toward the front of the head, the MPX provides the same benefits of the GPX, with an added emphasis on presentation. The power is