Sage R8 Core Series Fly RodR8 CORE is focused on maximum versatility and applies new revolutionary material technology through Sage's forward thinking lens of what theyre seeing out on the water, where one rod needs to show even greater range. At its core, R8 CORE traces a direct lineage to Sages multi application vision, one shaped by the fishing evolutions happening all around us from habitats we stalk and waters we frequent, to the flies we fish and the diversity of species