Scientific Anglers Amplitude Smooth Titan GT is designed to load quickly and large flies. With AST Plus and a tropical core, it will shoot well even in the hottest conditions. The line is one full line heavy and is built on a 65lb core. If you need a floating line to target large fish in tropical conditions, the Scientific Anglers Amplitude Smooth Titan GT will perform well, under the harshest conditions.  Features Features the revolutionary AST Plus slickness additive for superior shooting ability and increased durability Built one size heavy to load quickly and deliver the biggest flies to the furthest targets High-contrast sighter to identify the back of the line when fighting fish on long runs Specially designed for tropical environments Built on a 65lb. core Comes with 100lb braided add on loops