Cannon Downriggers Universal Stacker Release Black. This fish finder from Cannon Downriggers allows you to set tension at two different depths with one easy move so you can be fishing at both shallow and deep water at the same time without using multiple weights. The Cannon Downriggers Universal Stacker Release allows for one-handed release so you don't have to fumble with a second release if you want to fish a second line at a different depth. Cannon Downriggers will take the guesswork out of whether or not the fish will bite. Specifications for Cannon Universal Stacker Release: Manufacturer: Cannon Size: One Size Features of Cannon Universal Stacker Release Tension Setting: Adjustable Heavy Adjustable settings allow you to dial in the correct tension for your application. Compatible with all line types and sizes. One hand operation. Stacker design allows for multiple lines to be run from a single downrigger. Package Contents: Cannon Universal Stacker Release Cannon Downriggers 2250105: Universal Stacker Release Black