The Magpul MS1/MS4 Adapter combines with the MS1 Sling and a QD Sling Swivel (MAG540) for fast transition between one-point and two-point configuration. It has a heavy-duty push-button QD Sling Swivel for one-point attachment and an ambidextrous QD shackle for easy conversion and emergency quick-release. Rear mounting works with receivers, end plates and buttstocks that have a push-button QD socket.
Features
- Push-Button QD: Heavy-duty QD swivel for one-point attachment
- Ambidextrous QD Shackle: Easy convertibility and emergency weapon quick-release
- Convertible Setup: Pairs with the MS1 Sling and QD Sling Swivel (MAG540)
- Webbing: Custom 1.25″ wide nylon webbing
- NIR Treatment: Colored webbing treated to reduce IR signature
Specifications
- Manufacturer Part Number: MAG519-RGR
- UPC: 873750010847
- Fits: Magpul MS1 sling; push-button QD sockets
- Material: Steel (manganese phosphate finish), polymer hardware, nylon webbing
- Color: Ranger Green









