The Magpul MAG519-COY is a versatile MS1 MS4 Adapter capable of integration with the MS1 Sling and QD Sling Swivel (MAG540). This unique feature allows for swift transitions between one-point and two-point configurations. It comes equipped with a sturdy push-button QD Sling Swivel for swift one-point attachments. Additionally, it houses QD Sling Swivels and an ambidextrous QD shackle, offering easy convertibility and a quick-release feature under crucial situations.
This MS1 MS4 Adapter also boasts a custom 1.25 inch wide nylon webbing material. The colored webbing is treated with Near Infrared (NIR) technology to decrease its IR signature. Compatibility extends to rear mounting with receivers, end plates, and buttstocks that possess a push-button QD socket for a streamlined one-point attachment process.