Scientific Anglers Amplitude Smooth Trout Expert

True to Weight Line

The Amplitude Smooth series of lines are, simply put, the highest-performance smooth fly lines in the world. With up to five times less drag and eight times the durability of traditional lines, this will change the way you look at fly line performance.

• Features the revolutionary AST Plus slickness additive for superior shooting ability and increased durability
• Excels in medium-to-long distances with dry flies and smaller nymphs; wonderful on glass and bamboo
• The best, true-to-grain-weight line for casting small dry flies to picky risers
• Elongated front taper is designed for delicate presentations 
• For use in moderate and cold climates
• Braided multifilament core
• SA AMP S TROUT EXPERT WF X F (X = line weight)