Cannon Uni-Troll 10 Manual Downrigger [1901130]Uni Troll 10 Take command of controlled depth fishing when you equip your boat with a Uni Troll downrigger. features an innovative design that lets you pull your lines back in with less cranking effort and One Hand Clutch Deploy for simple precise bait positioning. Built with a 2: 1 retrieval speed, a low profile swivel base and a heavy duty telescopic boom that extends from 24" to 53". More control at every turn. Take command of controlled depth