Rosco Black Barrel Swivels Made in U.S.A. Rosco Nickel Barrel Swivel 12 pack Rosco Barrel Swivels Walmart.com Rosco Nickel Barrel Swivels Made in U.S.A. Rosco Swivels Rosco #831 8 0 Swivel Barrel 8 0 Rosco 500 Pk Seattle Marine. Features: The Rosco Nickel Barrel Swivel is a 12 pack of American Made Swivels Available in Nickel and Black Finishes. Quality Manufacturing and Machining Proudly Made in USA Pack of 12, Several Sizes Available The superior quality and strength of ROSCO swivels are the reason why they have been considered the industry standard since 1926. Made in the USA from the highest quality brass, ROSCO swivels have been winning fishing tournaments and bringing home dinner for generations and truly have been making fish stories come true.