Aim Sports' Modular Keymod 40 degree Offset Mount features a cutting edge modular design that allows you to use as a stand alone rail panel, or a light mount for commonly available 1" body flashlights. It is constructed of black anodized 6061 T6 aluminum with 1" ring included. The mount is ambidextrous and is compatible with Surefire m300 m600 scout light mounting systems. Steel Keymod hardware is included.