The Deep Blue FC-4 Fluorocarbon Leader Dispenser is the ideal way to dispense, store, and organize your fluorocarbon leader material. The Deep Blue FC-4 holds up to 4 spools by Seaguar, Momoi, Triple Fish & others. May also be used to re-spool a reel from most 1/4 LB. spools. Covered by the Deep Blue Lifetime Warranty.