NECG Quick-Detachable Sling Swivel Set (2)

NECG Quick-Detachable Sling Swivel Set - 1 Pair. For use with American or European swivel studs and also with 7/8" or 1" loops. Blued steel. Sold as a pair. R-308-2: For American swivel studs with 7/8" loops R-308-12: For American swivel studs with 1" loops. R-316-1: For European swivel studs with 7/8" loops. R-316-12: For European swivel studs with 1" loops. American Swivel Head is 8mm wide with a 3.5mm pin diameter. European Swivel Head is 6mm wide with 3mm pin diameter.