Battle Steel Armor Heavy Duty QD Sling Swivel For 1.25'' quick-detach slings. The release buttons on this swivel set come flush to the swivel body, virtually eliminating the chance for errant release of the swivel. Featuring extremely tight machining tolerances and pull tested to over 450 pounds of tension. The heavy duty swivel is constructed with an extra beefy base & push-button. 3/16'' diameter loop to handle maximum weight and abuse. Machined steel swivels with 1.25'' loops. Manganese phosphate finish. Smooth-operating, centrally-located, push-button and polished ball bearing surfaces for easy attachment on firearms equipped with quick-detach bases. Provides quiet, 360 degree rotation of the swivel to eliminate sling tangle and improve all day carry comfort. Includes a lifetime warranty.