Cheap way to convert a rifle sling to a QD camera strap. - Page 1 - AR15.COM
Kaiser Action Strap review - Amateur Photographer
Sling Strap Adapter Quick Adjust - System Connectors | OP//TECH USA
Switched From Peak Design to Magpul Sling: Accessories Talk Forum: Digital Photography Review
Rapid Camera Neck Strap Shoulder Belt Sling for DSLR Digital SLR Camera Black | eBay
Op-Tech sling vs Magpul sling: Comparing Op-Tech double sling strap (holds 2 cameras) to Magpul MS4 dual QD sling (1 camera, 2 Quick Disconnect connectors). I own both of these items.