The MS3 Multi-Mission Sling System was designed to give a versatile weapon-retention solution for a multitude of tactical environments and missions. As a standalone product, the rapidly-convertible 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, positive-locking hardware provide flexibility and durability in a truly adaptable sling system.