Cannon Downriggers Universal Line Release Black. The easiest way to set the tension on your downrigger this fishing accessory will be your go-to for slow trolling with live bait or going after light-hitting walleyes. With two adjustable settings that allow you to set tension from 2-22 pounds the Cannon Universal Tension Release can be used in saltwater or freshwater for a wide variety of fishing applications. The Cannon Underwater Line Release is a one-hand release that provides fast tension adjustment and can be used on any test line in salt or fresh water. Specifications for Cannon Universal Line Release: Manufacturer: Cannon Size: One Size Color: Black Features of Cannon Universal Line 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. Package Contents: Cannon Universal Line Release Cannon Downriggers 2250009: Universal Line Release Black