Precision Reflex Rail Mounted Sling Swivel Black. Precision Reflex built these Swivels from T6 hard coat black anodized aluminum for durability and a long-lasting platform to host your sling. This Precision Reflex AR Swivel Mounting Kit slides over the end of a Picatinny rail and locks into place. The Precision Reflex Rail-Mounted Sling Swivel is paired with a push button quick release sling swivel with a 1.00" id loop that allows for swift sling removal in emergency situations. Ensure your firearm stays put even while you're manning it in the field by outfitting it with this Precision Reflex AR Swivel Mounting Kit. Specifications for Precision Reflex Rail Mounted Sling Swivels: Manufacturer: Precision Reflex Color: Black Fabric/Material: Aluminum Finish: Hard Coat Anodized Package Contents: Precision Reflex Rail Mounted Sling Swivels Precision Reflex 05-070-06: Rail Mounted Sling Swivel Black