You've made the sound decision to purchase a Loop Evotec G4 lightweight fly fishing reel. Now, do yourself a favor and purchase a Evotec G4 spare spool. Load it with backing plus a sink-tip or full-sink line. That way, when the fish stop looking up, you can switch out your spoolthat contains a floating line with one that is already spooled with a weighted line. It is that easy and convenient with the LOOP Evotec G4 Lightweight Spare Spool. Machined from one-piece aircraft aluminum Waterproof and salt tolerant Power Matrix drag system to slow down big fish Counter-weight has an O-ring to use as a tippet keeper.