Material: 7075 Aluminum Coating: Matte Black Hardcoat Overall Length: 1.831" Overall Width: 1.062" Mounting Hardware: (2) 8-32 Button Head Screws, (1) 8-32 Set Screw) Red Dot Fitment: Vortex Razor, C-More RTS & STS Simply remove the rear sight on your gun and replace it with our mount in order to mount your Vortex Razor, C-More RTS or STS red-dot sight. No alterations are required. You can take our mount off and replace your rear sight at any time. Mounting hardware included. Installation Instructions Remove the rear sight* Install the EGW Sight Mount in the dovetail Tighten set screw (if applicable) Place the Mfg: Egw