Check the listing for details. Scientific Anglers Micro Swivels - 25 lbs - FREE SHIPPING OPTION. Color: Black, Condition: New. Listed at 9.95 USD. Scientific Anglers 25-pound Micro Swivel 10 Pack offered for sale by Mayfly Outfitters, an authorized Scientific Anglers dealer, new in package. Retail Price: $9.95 Mayfly Outfitters Special: * Buy $25.00 worth of accessories, leaders, or tippet and get free USPS Ground Advantage Shipping. Micro Swivels Micro Swivels prevent line twists when throwing streamers and other large flies. Features:Prevents twist in the line when throwing large, air resistant flies like poppers and streamersAvailable in three sizes: X-Small (25lb test), Small (40lb test) and Large (80lb test)Black finish for wary fish10 per package At Mayfly Outfitters, we take great pride in our high-quality products, technical expertise, and excellent customer service. Visit the Mayfly Outfitters eBay store to see our complete lineup of fly fishing products. If you don't find what you are searching for, please contact us.