This Quick Release M-LOK QD Picatinny Rail Adapter w/ Picatinny Rail provides a tool-free M-LOK quick release mounting point for slings and other accessories. The QD socket Socket accepts all standard sized QD sling swivel mounts. The tool free mounting on M-LOK rails is simple to use - squeeze the side buttons and place mount into M-LOK slot. Release buttons to fix in place. Press down on the mount to secure the mount in place and remove any slack. To remove - squeeze buttons on the sides and pull away from rail. Both buttons must be pushed to release the mount. Larger buttons make it easier to mount and remove quick detach from rails. The 6061 T6 aluminum rail has a black oxide finish. The adapter includes three Picatinny rail slots and is 2.375” long. NOTE: does not fit firearms equipped with Magpul® MOE® plastic hand guards. Made by AimSHOT®.