The Magpul Sling Mount Kit allows any stock with a Type 1 push-button QD swivel socket installed to be used as an ambidextrous QD sling swivel. These Swivels by Magpul Industries can be installed on the opposite side of pre-installed Type 1 sockets on the UBR and STR, and can be used in conjunction with a Type 1 sling swivel to convert the SGA, MOE Rifle, MOE Fixed Carbine, MOE AK, Zhukov-S, Hunter 700, and Hunter X-22 stocks. Made from durable black phosphatized steel, the Magpul Sling Mount Kit is easy to install. When you need an ambidextrous QD sling, look no further than the Magpul Ambidextrous Sling Mount Kit.