Scientific Anglers Mastery Trout GP Fly Line - Butter/SageScientific Anglers Mastery Trout GP Fly Line Butter Sage is a versatile floating freshwater fly line built for smooth, accurate trout presentations. Designed with a slightly longer front and rear taper and a 1 4 size heavy weight scheme, it offers the finesse many anglers want while still handling everyday trout fishing with ease. Key Features General Purpose Trout Design: Ideal for anglers who want one dependable line for dry flies, nymphs, and