AFTCO Roller Troller Outrigger Release Clips- fine adjustment for positive release of your trolling lures after a strike. Mounted in the outrigger line, the Roller Troller release allows you to adjust trolling distance and position your lures in the optimal position in the wake. The large roller is the heart of the clip virtually eliminating line wear. 2 clips per pack. The choice of anglers across the globe.