The Magpul QDM is a heavy-duty replacement for a standard pushbutton swivel, and features a low-profile design, the ability for single handed manipulation, a corrosion resistant Melonite finish, and a 1-1/14" Proprietary weave wide nylon webbing sling. This sling system not only provides the strength, speed, and security of Magpul QDM hardware, but is also optimized for dedicated two-point sling functionality built around the streamlined MS1 Slider. This set allows for quick adjustments without fear of slippage or snag hazards. The Magpul MS1 QDM Sling retains all of the original MS1 functionality and is fully adaptable for one-point applications with a series of adapters (sold Mfg: Magpul