Magpul Industries MOE Sling Attachment Quick Detach Ambidextrous Sling Attachment Point For AR Rifles Black MAG528-BLKThe MSA QD (MOE Sling Attachment QD) attaches directly to MOE Hand Guards and Forends providing a forward sling attachment point for push-button QD slings such as the MS4 GEN 2. The MSA QD is made from Melonite(TM) finished steel for wear and corrosion resistance. Made in U.S.A.