Magpul® MS1 MS4 Adapter

(3 reviews)
Current Stock:

Magpul MS1™ MS4™ Adapter

Combine with the MS1™ Sling and QD Sling Swivel to provide two to one-point convertibility.
Melonite™ and manganese phosphate finished steel with custom snag-free high durability 1-1/4" webbing.


  • Combine with the MS1™ Sling (MAG513) and QD Sling Swivel (MAG540) to provide fast transition between one-point and two-point configuration
  • Heavy-duty push-button QD Sling Swivel for one-point attachment
  • Light weight yet durable hardware made with hardened Melonite™ and manganese phosphate finished steel
  • QD Sling Swivels and ambidextrous QD shackle allows easy convertability and provides weapon quick-release capabilities in an emergency
  • Custom 1.25 inch wide nylon webbing material is strong and wear resistant while remaining anti-chafe for user comfort
  • Colored webbing is Near Infrared (NIR) resistant
  • Sling Assembly Mounting

    • REAR - Works with receivers, end plates, and buttstocks that have a push-button QD socket for one-point attachment.
    • FRONT - Using optional QD Sling Swivel, compatible with the Magpul RSA® QD and Forward Sling Mounts, as well as most other push-button QD sockets for use in two-point mode.

Made in the USA


  • 5

    Posted by Sheepdog on 25th May 2018

    Provides me the option of attachments and sling set up. Cannot do without this item.

  • 5
    Great fit and finish

    Posted by Geist on 10th Jan 2017

    Exactly what I expected from a magpul product, works great with the MS1 Padded sling. Wish they made it with their QDM swivel as an option though.

  • 5
    Magpul, enough said

    Posted by Bo on 1st Aug 2016

    Fits and functions great in my QD attachment points. Its magpul and I have never had an issue