The SIG Sauer P320 M18 Caliber Exchange Kit allows you to convert your standard P320 into the non-manual safety version of the renowned M18, the civilian version of the U.S. Military’s chosen sidearm. This complete conversion kit includes everything required—the slide assembly, 3.9" barrel, recoil spring, and grip module—excluding only the serialized Fire Control Unit (FCU). Designed for unmatched accuracy and extreme reliability, this kit comes equipped with SIGLITE night sights and three magazines, providing a seamless transition to the M18 platform for training or duty use.

• Manufacturer: SIG Sauer
• Model: P320 M18 Cal-X Change Kit
• Caliber: 9mm Luger
• Barrel Length: 3.90"
• Finish Color: Coyote Tan
• Sights: SIGLITE Night Sights
• Included Magazines: (1) 17-Round, (2) 21-Round
• Compatibility: Fits all P320 Fire Control Units (Non-Manual Safety)
• Note: This is NOT a firearm. Does not include the serialized Fire Control Unit (FCU).
• What's In The Box: Complete Slide Assembly, Barrel, Recoil Spring, Grip Module, 3 Magazines