Night Fision Optic Plate features durable stainless steel construction with a black nitride finish and a 0.20 thickness. Engineered as a direct firearm fit for Sig Sauer Pro Cut pistol platforms, this base provides a secure mounting interface tailored for Trijicon RMR and Holosun 507C footprint optics. Safety Note Always ensure the firearm is unloaded before installing or adjusting any optics or bases. Verify proper torque specifications during installation. Improper mounting may affect accuracy and safety.