The Daniel Defense M-LOK QD Swivel Attachment Point is designed to allow the operator to mount the popular Heavy Duty Push Button Quick Detach Sling Swivel anywhere along their MFR Rail or other M-LOK rail system. The Daniel Defense M-LOK Mount QD Swivel Attachment Point has been designed and machined to limit the rotation of the swivel to prevent the operators sling from becoming tangled.  This mount includes a Heavy Duty Push Button Quick Detach (QD) Sling Swivel which accepts sling straps up to 1.25″.