GG&G AR-15 Receiver End Plate Sling Mount w/ HD QD Sling Swivel. The GG&G AR15 Receiver Plate is easy to install; it fits directly behind the receiver of your AR. The GG&G AR15 Sling Attachment can be used in a two point sling set up or as a single point sling attachment. This GG&G Sling Mount includes a quick-detach Swivel which is fully ambidextrous and equipped with GG&G Tactical 's Enhanced Tactile Push Button. These sling mounts and swivels are manufactured from 4140 ordnance steel and manganese phosphated matte black per mil-spec. Two swivel options are available: GG&G Enhanced Heavy Duty QD Sling Swivel - accommodates 1 1/4" sling webbing GG&G Heavy Duty Angular QD Sling Swivel - places sling in optimum position; will accommodate HK style snap hooks and mash hooks. Specifications for GG&G AR15 Receiver End Plate Sling Mount w/ QD Swivel: Material: 4140 ordnance steel Finish: Manganese phosphate matte black Gun Model: AR15 Features of GG&G Receiver End Plate Rifle Sling Mount with Quick-Detach Swivel: Easy to install Add quick-detach capabilities to your sling Choice of snap/hook swivel or webbing swivel Package Contents: GG&G AR-15 Receiver End Plate Sling Mount w/ QD Sling Swivel What firearm models does the manufacturer say GG&G AR-15 Receiver End Plate Sling Mount w/ QD Sling Swivel is compatible with? The manufacturer suggests that GG&G AR-15 Receiver End Plate Sling Mount w/ QD Sling Swivel is compatible with AR-15