Blue Force Gear GMT Sling 1.25in Black. This adjuster provides consistent tension when both tightening and loosening the sling. Once set it doesn't move until you want it to. Over two years in the design and development phase this adjuster is the heart of the GMT sling. Pull on the tail to tighten grasp and pull the spherical release knob to loosen. A sewn in stop at the end of the tail keeps the sling from coming apart and releasing your weapon. The GMT Sling is currently offered in your choice of standard 1.25 in webbing width that fits standard hardware options and a 1.00 in version designed for submachine guns pistol caliber carbines and other lighter weight weapons that benefit from a smaller sling. Features of Blue Force Gear GMT Sling 1 in webbing: recomended for ultralight weight rifle builds sub machine guns or pistol caliber carbines 1.25 in webbing: assualt rifles shotguns and other rifles Package Contents: Blue Force Gear GMT Sling Blue Force Gear GMT-125-OA-BK: GMT Sling 1.25in Black