800 pound laboratory certified tensile strength, US military application, two-inch wide razor-thin elastic material eliminates neck pinch and reduces fatigue by dispersing the firearm weight. Carbon steel, powdered coated HK type hook with stainless steel closer spring enables firearm to be released from sling without removing the sling from body. Unique three-piece, one-hand operated, tough polymer buckle allows quick removal of sling. Easily adjustable length accommodates different bulk/size requirements of clothing or equipment worn by shooter. Stay put, adjustment buckles on one-inch mil-spec type webbing assures correct fit and function. Sling provides maximum range of movement of weapon over the right or left shoulder and across the back under the opposing arm or around the neck. Can be attached to any type weapon modified or equipped to accept a HK type snap-hook. a H-K Type Attachment Hook a Fast Access To Secondary Weapon a Quick Transition To Weak Side a Easily Adjusted For Length a 2" Wide Elastic For Strength And Carrying Comfort a Quick Detach For Emergencies a GUARANTEED FOREVER