The RSA QD provides a forward attachment point for the Magpul MS4(R) Sling and other push-button QD slings. Made from corrosion resistant steel" mounts on 1913 Picatinny rail" and places the attachment point at an angle optimized for comfortable two-point sling use while maintaining easy push-button access.

Features :

• Made in the U.S.A.
• Steel construction
• Ambidextrous