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break with certainty
Fits any standard M-LOK slot
every transition
The most refined rifle sling in the Magpul line-up — MS4 convertibility meets the lightning-quick QDM slider
Magpul RSA QD Rail Sling Attachment - MAG337 Pistol Grips break with certaintyA quick detach sling point for any Picatinny rail low profile, over engineered and ready in minutes. The Magpul RSA QD (MAG337) bolts to any MIL STD 1913 Picatinny rail section and provides a standard QD socket wherever your sling geometry needs it. Machined for a precise rail fit and finished in a hard wearing black, it sits tight against the rail with minimal overhang no rattle, no bulk, no snag points. Sling attachment placement makes or breaks how