The Magpul MS3 allows an operator to leverage the maneuverability of one-point attachment for direct action, or two-point attachment for stability. Single-hand adjustments and quick-release. The MS3 incorporates a new low profile quick-adjust Slider which minimizes bulk and allows for secure, yet effortless, sling adjustment. Webbing length has also been increased for a comfortable fit with all body types and armor configurations. Sling MountingREAR - Works with the Magpul ASAPA(R) for optimal shoulder transitioning in one-point mode as well as the SGA(TM) Receiver Sling Mount. Also compatible with many snap-hook style sling loops* and standard or QD sling swivels.FRONT - Compatible with the Magpul RSAA(R), MSA(TM), and Forward Sling Mount, as well as many snap-hook style sling loops* and standard or QD sling swivels for use in two-point mode.* Snap-hook style sling loops with an inner diameter of at least 3/8" are required, but 9/16" and larger will provide full range of motion.