Sig Sauer P365 XMACRO COMP, Striker Fired, Semi-automatic, Sub-compact, Polymer Frame Pistol, 9MM, 3.1 Barrel with Integral Compensator, Matte Finish, Black, Polymer Grip, Optics Ready, X-RAY3 Day/Night Sights, Manual Safety, 17 Rounds, 2 Magazines 365XCA-9-COMP-MS With an innovative magazine design the P365-XMACRO COMP packs a full-size 17+1 round capacity into the thin, iconic profile of the P365.