Black Box Technology

The GSD 24 features an vastly improved digital sonar design for superior target definition and deep-water performance. Get the Whole Picture With up to 2,000 Watts of transmit power and a high-dynamic range receiver, the GSD 24 brings high-definition...

Pro TrollBlack Box - Extra Contact SleevesThe Pro-Troll Black Box comeswith two contact sleeves which will operate two downriggers. Contact sleeves are mounted onthe downrigger and connect the Black Box to the downriggercable.  A stainless steel...

The Transom Mount kit allows boats without downriggers to have the same protection against spooking fish as downrigger boats. A piece of downrigger cable is stretched across the transom of the boat and connected to the Black Black Kit Contents: 3...

This book is the bible for learning to use and operate downriggers. Dick Pool, the author, has used and designed downriggers for over thirty years. A number of the innovations on modern downriggers are a result of his work. The book covers key subjects...