Bottom Line Fish Finders 

& 

Cannon Downriggers!

Uni Troll Get the biggest bang for your buck! You get a downrigger with a low-profile swivel base and telescopic boom to boot, all in one package.
The Cannon downrigger line of products is built tough, from the affordable Easy Troll 2 to the sophisticated Digi Troll IV.
For the ultimate experience, link up the Magnum 20 Digi Troll or the Digi Troll IV with Bottoms Line NCC 6500 and control your downriggers right from your fish finder.