Tactical Scorpion Gear TSG-QD Heavy Duty Push Button Quick Connect QD Swivel - Black The Heavy Duty Quick Detach Sling Swivel loop accepts slings up to 1.25 inch wide. The large recessed button is easy to access yet protected from unintended release. The 1.25? wide loop rotates 360 degrees. Quick release The swivel is manufactured entirely from steel and then black phosphated for durability excellent attachment mount