STACCATO 2011 STACCATO-P4 HD HOST (9MM) CS FRAME BLACK DLC BARREL (BLACK) PREFERRED PACKAGE **CALIFORNIA COMPLIANT The P4 offers an ideal size in popular demand among both armed professionals and armed citizens alike. It's full-size grip accepts industry-standard 18-round magazines with enough room for all hand sizes. The 4-inch barrel is short enough to conceal easily while still matching the performance of larger service pistols. The Staccato-P4 ships with a front sight and pinned rear sight which, when used in conjunction with the appropriate Staccato 2011(R) HOST optic mounting plate (sold separately), is designed to co-witness with industry leading full-sized red dot optics such as the Leupold Delta Point Pro, Holosun 508/509, Trijicon RMR/SRO/RMR HD, Aimpoint ACRO and others. Optics and mounting plates are sold separately. Enhanced Durability Fully Ambidextrous HOST Optic Mounting System Improved Ergonomics Industry Standard Magazines (Glock Compatible) Mechanical Firing Pin Block