Sig Sauer P320 Full Size 9mm Caliber X-Change Kit, Black. This black Caliber X-Change kit for P320 full-size pistols allows users to switch centerfire to 9mm, and features a Nitron finish stainless steel slide/barrel assembly complete with green SIGLITE Night Sights, a full-size polymer grip module, and a 17-round magazine.

The barrel/slide assembly in this kit includes a 4.7" barrel, slide, recoil spring assembly, slide catch assembly, and owner's manual. Take full advantage of the P320 modular handgun systems by changing caliber and size in seconds without compromising functionality, accuracy, or reliability. Just swap out your standard slide/barrel assembly and magazine. Not compatible with manual safety models of the P320.

The SIG SAUER Caliber X-Change Kit for the P320 allows users to switch any centerfire caliber to 9mm.

Includes one 17-round magazine