The P320 is Sig Sauer's most popular striker pistol design and has since seen adoption by the United States Armed Forces along with many law enforcement agencies as their main service pistol. The pistol features a striker action design along with Sig Sauer's signature X-RAY Day/Night sights that use a combination of high contrast coloring along with tritium to ensure a visible sight picture in any lighting environment. The new generation of P320s also feature a serialized and self-contained fire control unit allowing for the entire grip module to be interchanged and customized to one's needs. The LEGION-XFIVE series combines the tungsten grip module and signature LEGION Cerakote finish of Sig Sauer's LEGION series with their popular X-series grip modules that feature the iconic single finger groove underneath the trigger for improved ergonomics. This model has been approved for sale in California and features a manual safety, loaded chamber indicator, and an optics cut slide compatible with DeltaPoint PRO optics. Three 10-round magazines are included along with a Sig Sauer hard case.