Musky Rig with Ball Bearing SwivelThese Musky Rigs use heavy duty fluorocarbon with the "invisibility advantage!" 2 pk Musky Rig with Ball Bearing Swivel The muskellunge (Esox masquinongy), also known as muskelunge, muscallonge, milliganong, or maskinonge (and often abbreviated "muskie" or "musky"). An uncommon freshwater fish you can find in the Northern to Northeast part of the United States as well as Canada. QUALITY FISHING RIGS: Highly abrasion resistant, heavy duty fluorocarbon