By integrating the results of constant research and development into its designs, Cannon remains a leader in downrigger technology. Cannon demonstrates its commitment to designs based on input from those who know and use downriggers. The result is high-quality, state-of-the-art depth-control systems with convenient features and intuitive operation that will be appreciated by all who use them. The Lake-Troll has a vertical spool design with a clutch/brake system for controlled, one-handed descent. Quick-mount tab-lock base. Rod holder and line release included. 16″ copolymer boom. 100-ft. stainless steel cable pre-spooled. Resists corrosive saltwater environments.