Shop › MAGPUL QDM QD SLING SWIVEL MAGPUL QDM QD SLING SWIVEL $28.45 Magpul Industries QDM QD Sling Swivel, Fits Standard Sized QD Cups, Melonited Steel, Black MAG543-BLK Quantity: Add To Cart Added! Magpul Industries QDM QD Sling Swivel, Fits Standard Sized QD Cups, Melonited Steel, Black MAG543-BLK