The RedDot Sight Adapter adapts RMR-cut slide to fit other optic models including: Docter Optics, TRUGLO TRUTEC Micro, Vortex Viper, Burris FastFire Series, EOTech MRDS, Meopta Meosight Series. It is CNC-machined with a nitride Fortress finish. Mounting hardware included. Shipping Width Y Shipping Length 1.00