KastKing Katmai/Kobuk Fly Fishing Reel, CNC Aluminum, Large Arbor Fly Fishing Gear, 3/4, 5/6, 7/8, 9/10, Waterproof Version Included NEW for 2017! From surf to stream KastKing Katmai waterproof fly fishing reels are the real deal! SALTWATER REEL - Katmai Fly Reels with 2 premium saltwater rated ball bearings and stainless steel construction are saltwater approved. WATERPROOF - KastKing Katmais amazing fly reel center disk drag unit is o-ring sealed to keep out water and sand. FOUR SIZES  Katmai fishing reels come in 4 sizes: 3/4 74 mm dia, 5/6 87 mm dia, 7/8 97 mm dia, 9/10 109 mm dia. BEST VALUE - Easy right or left hand conversion. Available in black or gun metal. Storage bag included. Two-year warranty.