Riptail Barrel Swivels with Interlock Snap PREMIUM QUALITY: Made of high-strength steel with a corrosion-resistant black finish; Interlock snap for easy-on, easy-off DURABLE DESIGN: Superior abrasion, corrosion and shock resistance even with long-term use NO TWIST: Barrel swivel allows for smooth rotation; Keeps twisting to a minimum VARIETY OF OPTIONS: Choose from an assortment of sizes; test from 10-130lb USE ANYWHERE: Use in freshwater or saltwater for species like bass, catfish, walleye, tarpon, redfish, snapper, sea trout, snook and cobia