Magpul MS1 SlingThe Magpul MS1 Sling is the most versatile rifle sling in the Magpul lineup built around the MS1 slider for rapid length adjustment that lengthens or shortens the sling instantly with no slipping once set, and no tails, loops, or snag hazards. The MS1 allows easy shoulder transitions, rapid adjustability for hands free rifle carry, and shooting support from a variety of positions. Tested through tens of thousands of cycles in wet, dry, and sandy