The Scientific Anglers Amplitude Smooth Trout Expert Fly Line is built for anglers who demand precision, distance, and finesse.

Featuring the revolutionary AST Plus slickness additive, this line delivers up to five times less drag and eight times more durability than traditional lines. Its true-to-grain-weight design and elongated front taper make it perfect for delicate dry fly presentations to selective trout, while maintaining exceptional shootability and control. Ideal for moderate to cold water conditions and excellent on both glass and bamboo rods.