A truly capable reel from orvis. Light, durable, and performance oriented. -Refined, lighter weight large arbor fly reel -Improved fully-sealed drag clutch bearing -Radiused reel foot for kink-free leader protection -Ergonomically improved, easy to use drag knob -Zero start-up inertia -Excellent retrieval rates and less line coiling -Hydros I for line weights 1-3; 4.7 oz, 3.1” in diameter. -Hydros II for line weights 3-5; 5.0 oz, 3.4” in diameter. -Hydros III for line weights 5-7; 5.5 oz, 3.7” in diameter. -Hydros IV for line weights 7-9; 6.6 oz, 4” in diameter. -Hydros V for line weights 9-11; 7.7 oz, 4.25” in diameter.