M3 X 6MM Torx Head Cap Screw (Fits Vortex Venom)M3 X 6MM Torx Head Cap Screw (Fits Vortex Venom) Note: These screws are included with the purchase of the following adapters: Red Dot Adapter for the Glock Pistol M. R. A. Red Dot Adapter for the Smith & Wesson Pistol Pistol M. R. A. Red Dot Adapter for the Springfield XD(M), XDS Pistol Pistol M. R. A. Red Dot Adapter for the Ruger Mark I, II, III, IV, IV Lite, 22 45 M. R. A. The M3 X 6MM Torx Head Cap Screw is required to mount your Vortex Venom to