C&H Precision Red Dot Optic Mount Plate is precision-engineered for Sig Sauer P320 Legion, M17, M18, and X Series (X-Five, X-COMPACT, X-Carry) pistol platforms. Constructed from durable aluminum with a black anodized finish, this base plate provides a reliable mounting interface for Trijicon RMR / SRO, Holosun 407C / 507C / 508T / 507Comp, and C&H COMP / EDC XL optics. Includes optic plate and essential mounting hardware for installation. Safety note Always ensure the firearm is unloaded and cleared before installing or adjusting any bases or optics. Verify proper torque specifications during installation to ensure safe operation.