Compare Quick view Sig Sauer Standard X-5 Handgun Mount Plate for Vortex Venom/Razor/Viper, Burris Fastfire, Meopta, Eotech MRDS, Docter, Insight, Sightmark Minishot MSRP: Now: $143.99 Was: This brand new designed optic mounting plate is designed to fit Sig Sauer P320 X5 ONLY, It also fit XCarry models that does NOT has the Loaded Chamber Indicator. This plate does NOT fit Standard Sig P320, M17, M18, X5 Legion, X-VTAC... MSRP: Now: $143.99 Was: Compare Quick view Qty in Cart: 0 Price: MSRP: Now: $143.99 Was: Subtotal: