Check the listing for details. Tsunami Black Barrel Swivels - All Sizes. Condition: New. Listed at 4.02 USD. TSUNAMI BLACK Barrel SWIVELSTsunami Black Barrel Swivels are a traditional style of swivel that is a popular light tackle option for line-to-line and line-to-leader connections, as well as setting up float and running sinker rigs. They can be used to make personally customised pre-rigged wire traces for a number of fishing scenarios.These swivels are made of high end materials that have been pre-tested to ensure top performance in their class. Tsunami Black Barrel Swivels reduce line twist, have solid construction and are available in a comprehensive size range with a black finish that minimizes light reflection, avoiding attacks from toothy predators known to sever lines while biting shinier swivels. Packaged in resealable zip locking bags, all Tsunami swivels offer a great value for any fisher’s tackle box.