The P365 redefined what a concealed-carry pistol should be. Featuring a 3.1-inch barrel, the XSeries grip module with a 12-round flush fit magazine.The P365X maintains the crisp, clean P365 trigger pull. Never has so much versatility and capability been squeezed into such a perfectly concealable size. X-SERIES 365 Grip Module Nitron Slide With XRAY3 Day/Night Front Sight Compatible with SIG SAUER ROMEOZeroDETAILSBrand: SIG SauerModel: P365xBundle: P365x TacPacCaliber: 9mmColor: BlackOptic Ready: YesIncludes: Three - 12 round steel magazines, One - Gun Holster