The Magpul RSA Rail Sling Attachment provides the user a low profile forward sling attachment point for the Magpul MS3, MS4 and other clip-in systems. Made from nitrocarburized steel for wear and corrosion resistance, the RSA attaches to any 1913 Picatinny rail. The RSA has has passed stress tests of over 300 pounds while weighing in at a mere 1.3 ounces. Made in the USA.
