The Magpul Sling Mount Kit Type 2 can be installed on the right side of Magpul Gen 1 UBR and STR stocks to add additional push-button QD Sling Swivels or our own Magpul QDM. The Type 2 Kit can also be used for running ambidextrous sling swivels on the Magpul SGA, MOE Rifle, MOE Fixed Carbine, MOE AK, Zhukov-S, Hunter 700, and Hunter X-22 Stocks, this Type 2 Kit must be utilized in conjunction with the optional Type 1 Kit. Made from heavy-duty black phosphatized steel construction easily installs with the UBR or STR's original hardware, or with the hardware included with the Type 1 Kit. Swivels not included. Made in the USA.